iEAST M50 is a compact Wi-Fi, Ethernet and Bluetooth audio receiver for adding wireless playback to an amplifier, DAC or powered speakers.Its ESS9023 DAC and combined analog/optical input and output make it unusually flexible for its size. Why it stands outAnalog and Digital System PathsCombined 3.5mm analog/optical input and output let the M50 work with both legacy and digital HiFi equipment.Stable Wired or Wireless NetworkingChoose 2.4GHz Wi-Fi or 10/100 Ethernet for network playback, with Bluetooth 5.0 for direct wireless input.ESS9023 Analog ConversionThe internal ESS9023 DAC provides a simple analog upgrade path for amplifiers and powered speakers.Compact Multi-Room SourceIts small enclosure adds app-controlled, synchronized playback without replacing the existing audio system. Best for Existing integrated amplifiers Powered speakers External DAC systems Compact multi-room upgrades Not ideal for Users needing passive-speaker amplification Systems requiring dual-band 5GHz Wi-Fi Users requiring AirPlay 2 rather than original AirPlay support EMiUZEK Buying Notes M50 is a source component and cannot directly drive passive speakers. The 3.5mm input and output sockets support analog and optical functions with suitable cables/adapters. The official package lists the power adapter and optical adapter as optional accessories. Frequently asked questionsCan it power passive speakers?No, connect it to an amplifier or powered speakers.Can I use an external DAC?Yes, use the optical output with a compatible adapter/cable.Can it receive audio from a TV?Yes, through analog or optical input when the TV output is compatible.Does it have Ethernet?Yes, it includes 10/100 Ethernet.Does it support 5GHz Wi-Fi?No, the official specification lists 2.4GHz 802.11b/g/n Wi-Fi.Is the power adapter included?The official accessory list identifies the 5V/1A adapter as optional; check the selected store variant. HOW TO CONNECTExisting AmplifierSource: Streaming servicesConnection: Wi-Fi / EthernetOutput: 3.5mm analogTarget: Integrated amplifierExternal DACSource: Network audioConnection: Wi-Fi / EthernetOutput: OpticalTarget: External DAC → amplifierTV DistributionSource: TVConnection: Optical or analog inputOutput: Network multi-room / local outputTarget: Compatible audio system Technical Specifications Feature Specification Product type Wi-Fi and Bluetooth audio receiver DAC ESS9023 Maximum decoding Up to 24-bit/192kHz Wi-Fi 2.4GHz IEEE 802.11b/g/n Ethernet 10/100M Bluetooth Bluetooth 5.0; SBC Inputs Combined 3.5mm analog / optical Outputs Combined 3.5mm analog / optical Power 5V/1A DC Dimensions 86 × 85.4 × 21.5mm Weight 78g Additional Product ContentComparison: Which Compact Streamer Is Right for You?M50 suits mixed analog/digital systems, OLIO adds newer dual-band wireless features, and WiiM Mini offers a polished consumer app ecosystem. Feature iEAST M50 iEAST OLIO WiiM Mini Core buying reason Input/output flexibility Small modern iEAST receiver Simple consumer streaming Wi-Fi 2.4GHz Dual-band Wi-Fi 5 2.4GHz Ethernet Yes No No Digital input Optical No No Digital output Optical Optical Optical Best use Mixed source/receiver system Small dual-band upgrade Entry consumer streamer

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iEAST AMP80 is a compact high-power network streaming amplifier that directly drives passive speakers and integrates a powered subwoofer. With 2 × 80W into 4Ω, wired and wireless streaming, Bluetooth, analog and coaxial inputs, it is suited to stronger two-channel and 2.1 systems.Why it stands out2 × 80W compact speaker powerProvides substantially more output than entry-level mini streaming amplifiers.Integrated 2.1 system supportStereo speaker outputs and a dedicated line-level subwoofer output simplify a compact 2.1 setup.Three network and wireless pathsWi-Fi, Ethernet and Bluetooth accommodate convenient or installation-grade connectivity.Useful local source inputsAnalog and coaxial inputs add televisions, disc players and other stereo sources.Best for Bookshelf and floorstanding speaker systems 2.1 living-room audio Higher-output multi-room zones TV audio through stereo coaxial output Users replacing separate streamer and amplifier Not ideal for Users requiring HDMI ARC Passive subwoofers Balanced XLR systems Headphone listening EMiUZEK Buying Notes AMP80 directly drives compatible 4Ω/8Ω passive speakers. Sub out requires a powered subwoofer. For TV connection, use stereo PCM from a compatible coaxial or analog output. Frequently asked questionsCan it drive passive speakers?Yes, with 2 × 80W into 4Ω and 2 × 65W into 8Ω under official conditions.Can it connect a subwoofer?Yes, connect an active subwoofer to SUB OUT.Does it have HDMI ARC?No.Does it support Bluetooth?Yes, Bluetooth 5.0 SBC.Can it use Ethernet?Yes, 10/100 Ethernet is supported.Can it connect to a TV?Yes through compatible analog or coaxial stereo PCM output.HOW TO CONNECTStereo speaker systemSource: Streaming servicesConnection: Wi-Fi or EthernetOutput connection: Speaker outputTarget: Passive speakers2.1 systemSource: Network or local sourceConnection: Wi-Fi, Bluetooth, AUX or coaxialOutput connection: Speaker output + sub outTarget: Passive speakers + active subwooferTV audio systemSource: TelevisionConnection: Coaxial PCM or AUXOutput connection: Speaker outputTarget: Passive speakersTechnical Specifications Feature Specification Product type Wireless multi-room stereo amplifier Power into 4Ω 2 × 80W at 1% THD+N Power into 8Ω 2 × 65W at 1% THD+N Inputs 2.4GHz Wi-Fi, Bluetooth 5.0, AUX, coaxial Network 10/100 Ethernet Outputs Stereo speaker output; active-subwoofer output DAC ESS9023 Streaming DLNA, AirPlay, Spotify Connect, QPlay SNR 90dB THD+N <0.1% Power 32V/4.75A Dimensions 136 × 134.8 × 40mm Weight 0.32kg Additional Product Content📊 Comparison: Which iEAST Streaming Amplifier Is Right for You?Choose AMP80 for compact high-output 2.1 audio; choose AMP50 for lower-cost flexible stereo, or eAMP 2 Pro for reference power, dual-band networking and rack integration. Feature AudioCast AMP50 iEAST AMP80 iEAST eAMP 2 Pro Power 2 × 50W/4Ω 2 × 80W/4Ω 2 × 150W/8Ω Subwoofer output No dedicated output Yes Yes Wi-Fi 2.4GHz 2.4GHz Dual-band Wi-Fi 5 Rack/custom control Basic integration TCP/IP/IR 1U, RS232, triggers, IR Best use Flexible compact stereo Powerful compact 2.1 High-end custom installation

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This configurable iEAST installation-audio listing combines the compact AMP-i20 streaming amplifier with selected LARK63, iCS1 or iCS3 speaker options. It is designed to simplify small-room and multi-room background-audio systems while allowing customers to choose only the components they need.Why it stands outConfigurable installation packageChoose the amplifier, speaker pair or matched package instead of purchasing a fixed bundle.Compact streaming amplificationAMP-i20 combines Wi-Fi, Ethernet, Bluetooth and 2 × 20W/4Ω speaker drive.Matched speaker presetsDedicated tuning supports compatible LARK installation-speaker applications.Multi-room ready designCompatible iEAST zones can be grouped or controlled independently.Best for Ceiling-speaker installations Small retail and hospitality zones Home background-music systems Customers building an iEAST multi-room system Installers choosing a matched amplifier/speaker package Not ideal for Customers expecting every listed component in every variant Large rooms requiring high sound-pressure levels Home-theater systems requiring HDMI ARC Users needing a headphone system EMiUZEK Buying Notes This is a variant-based listing; check the selected option carefully because AMP-i20, LARK63, iCS1 and iCS3 are not all included with every variant. AMP-i20 directly drives compatible passive speakers, but the speaker-only variants require a separate amplifier. Confirm speaker quantity, impedance and installation dimensions before ordering. Frequently asked questionsDoes every option include AMP-i20 and speakers?No. Contents depend on the selected variant.Can AMP-i20 drive the offered passive speakers?Yes, when impedance, wiring and quantity match the supported installation design.Does it support multi-room playback?Yes, through compatible iEAST products on the same network.Can it connect to a television by HDMI?No, AMP-i20 does not include HDMI ARC.Is professional installation recommended?Yes for ceiling, in-wall and permanent wiring applications.Can I order only the speakers?Yes, where the corresponding speaker-only variant is available.HOW TO CONNECTMatched ceiling systemSource: Streaming servicesConnection: Wi-Fi or EthernetOutput connection: AMP-i20 speaker outputTarget: Selected passive installation speakersBluetooth room audioSource: Phone or tabletConnection: BluetoothOutput connection: AMP-i20 speaker outputTarget: LARK/iCS speaker pairMulti-zone systemSource: iEAST appConnection: Shared networkOutput connection: Amplifier output in each roomTarget: Multiple speaker zonesTechnical Specifications Feature Specification Listing type Configurable streaming-amplifier and speaker system Amplifier output AMP-i20: >20W/channel into 4Ω; >15W/channel into 8Ω Amplifier network 2.4GHz Wi-Fi; 10/100 Ethernet Bluetooth Bluetooth 5.0, SBC Speaker options LARK63, iCS1 and iCS3 variants as listed Important Specifications and included components depend on selected variant Additional Product Content📊 Comparison: Which Package Is Right for Your Installation?Choose the amplifier-only option when speakers are already installed, a speaker-only option when amplification is available, or a matched AMP-i20 package for a simpler new installation. Feature AMP-i20 Only Speaker Pair Only AMP-i20 + Speaker Pair Included equipment Streaming amplifier Selected passive speakers Amplifier and selected speakers Requires extra amplifier No Yes No Best use Upgrade existing speakers Replace/add speakers New complete zone Installation check Speaker impedance Cutout and wiring Both amplifier and speaker fit

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iEAST AMP-i20 is a compact 2 × 20W streaming and Bluetooth amplifier for driving passive speakers in background-music and small-room systems. Wi-Fi, Ethernet, multi-room control and model-specific speaker EQ presets make it especially suitable for discreet installations. Why it stands outUltra-compact integrated amplifierCombines streaming, Bluetooth and stereo speaker amplification in a chassis suited to concealed or wall-mounted installation.Direct passive-speaker driveProvides 2 × 20W into 4Ω for compact ceiling, in-wall or bookshelf speaker systems.Installation-focused connectivityWi-Fi, Ethernet and TCP control support make it easier to integrate into fixed background-audio systems.Dedicated LARK speaker tuningBuilt-in presets are designed for compatible LARK installation speakers. Best for Ceiling and in-wall speaker systems Small-room background music Retail, café and office installations AudioCast/iEAST multi-room systems Compact hidden amplifier locations Not ideal for Large or inefficient floorstanding speakers Users needing HDMI ARC Systems requiring analog or optical source inputs Headphone listening EMiUZEK Buying Notes AMP-i20 is a power amplifier and can directly drive compatible 4Ω/8Ω passive speakers. Its 20W-per-channel rating suits background audio and efficient compact speakers rather than demanding high-output systems. Speaker EQ presets are optimized for specified LARK models; choose the correct preset for the installed speaker. Frequently asked questionsCan it drive passive speakers?Yes. It provides two amplified speaker channels.How much power does it provide?More than 20W/channel into 4Ω and more than 15W/channel into 8Ω under the stated official test conditions.Does it support Ethernet?Yes, 10/100 Ethernet is supported.Does it support Bluetooth?Yes, Bluetooth audio is supported.Can it connect directly to a TV?It does not provide HDMI ARC or a dedicated optical input.Is it suitable for ceiling speakers?Yes, provided speaker impedance and power requirements are compatible. HOW TO CONNECTCeiling speaker systemSource: Streaming servicesConnection: Wi-Fi or EthernetOutput connection: Speaker outputTarget: Passive ceiling speakersBluetooth background audioSource: Phone or tabletConnection: BluetoothOutput connection: Speaker outputTarget: Passive speakersMulti-room installationSource: iEAST appConnection: Shared networkOutput connection: Speaker output in each zoneTarget: Multiple room speaker pairs Technical Specifications Feature Specification Product type Streaming and Bluetooth background-music amplifier Power into 4Ω More than 20W/channel at 1% THD+N Power into 8Ω More than 15W/channel at 1% THD+N Network 2.4GHz Wi-Fi; 10/100 Ethernet Bluetooth Bluetooth 5.0, SBC Streaming DLNA, AirPlay, Spotify Connect, QPlay SNR 89dB THD+N <0.1% at 1kHz Power 12–16V DC; supplied system specified at 16V/3A Dimensions 113 × 39.5 × 25mm Weight 50g Additional Product Content📊 Comparison: Which iEAST Installation Amplifier Is Right for You?Choose AMP-i20 for compact background music and LARK speakers; choose AMP50 for more source inputs and power, or AMP-i50Bv2 when wall mounting, subwoofer output and higher-output custom installation are required. Feature iEAST AMP-i20 AudioCast AMP50 iEAST AMP-i50Bv2 Primary use Compact background audio Flexible home stereo Wall-mounted custom installation Power into 4Ω 2 × 20W 2 × 50W Over 50W/channel Local audio inputs Streaming/Bluetooth focused Optical and line input Line, coaxial and USB Subwoofer output No Not a dedicated output Yes Best installation Hidden mini amplifier Shelf or cabinet Wall/rack custom system

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iEAST MDS53 is a Dante audio-over-IP streaming source for distributing network, TV and line-level audio in professional or custom-installed systems.It combines Dante and PoE networking with HDMI ARC input, line input, optical/coaxial outputs and an ESS9018 DAC. Why it stands outDante Audio-over-IP IntegrationDesigned to place streaming and local sources onto a compatible Dante network.TV Audio via HDMI ARCHDMI ARC input simplifies bringing compatible television audio into an installed system.PoE Network Deployment10/100 Ethernet with PoE can reduce local power-cabling requirements in compatible installations.Flexible Digital OutputsOptical and coaxial outputs support connection to downstream DACs, DSPs and amplifiers. Best for Dante-based distributed audio Commercial and custom-install projects TV audio integration Rack-based digital systems Not ideal for Simple standalone consumer stereo systems Users needing built-in speaker amplification Installations without Dante network planning EMiUZEK Buying Notes MDS53 is a network source/interface, not a speaker amplifier. Dante operation requires compatible network infrastructure and Dante-enabled endpoints. Confirm HDMI ARC format compatibility and PoE requirements with the complete system before installation. Frequently asked questionsCan it power passive speakers?No, a downstream amplifier is required.What is Dante used for?Dante transports multichannel digital audio over a compatible IP network.Can it connect to a TV?Yes, it provides HDMI ARC input for compatible televisions.Does it support PoE?Yes, the official specification lists PoE on its 10/100 Ethernet connection.Can I use an external DAC?Yes, use optical or coaxial output with a compatible DAC.Is it a normal home Wi-Fi streamer?It includes network streaming features, but its main role is professional Dante/custom-install integration. HOW TO CONNECTDante Distribution SystemSource: Streaming services / local audioConnection: Ethernet with PoEOutput: Dante networkTarget: Dante-enabled DSP or amplifierTV to Dante NetworkSource: TVConnection: HDMI ARCOutput: Dante networkTarget: Distributed audio zonesExternal DAC SystemSource: Network audioConnection: EthernetOutput: Optical or coaxialTarget: External DAC → amplifier Technical Specifications Feature Specification Product type Dante audio-over-IP streaming source DAC ESS9018 Maximum resolution Up to 24-bit/192kHz Network 10/100 Ethernet with PoE Network audio Dante Inputs HDMI ARC; line input Digital outputs Optical; coaxial Control RS232, TCP/IP, IR Rack installation Two units fit a standard 1U rack format Additional Product ContentComparison: Which Network Audio Platform Is Right for You?Choose MDS53 for Dante and HDMI ARC integration, ePlay 2 Pro for a conventional stereo/custom-install source, or Bluesound Professional B100S for BluOS-based commercial streaming. Feature iEAST MDS53 iEAST ePlay 2 Pro Bluesound Professional B100S Core buying reason Dante source with ARC Stereo install streamer BluOS commercial streamer Dante Yes No Model/configuration dependent HDMI ARC Yes No No Analog output System dependent RCA stereo Stereo line output PoE Yes No Yes Best use Dante TV/source integration Traditional custom stereo BluOS commercial zones

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iEAST ePlay 2 Pro is a full-size network audio streamer and system hub for amplifiers, active speakers and custom-install audio.It combines an ESS9018 DAC with analog and optical inputs, analog and optical outputs, active-subwoofer output and 12V trigger control. Why it stands outComplete Source IntegrationTwo analog input paths plus optical input allow TV and legacy audio sources to join the streaming system.Flexible System OutputsRCA analog, optical digital and dedicated active-subwoofer outputs support multiple system architectures.Professional Control ConnectionsRS232, IR input, Ethernet and 12V trigger output suit rack-based and automated installations.High-Resolution Network PlaybackESS9018 conversion and optical PCM output up to 24-bit/192kHz support capable HiFi systems. Best for Custom-installed stereo systems Active speakers with an active subwoofer Existing amplifiers needing modern streaming Rack-mounted multi-room audio Not ideal for Users needing speaker power amplification Portable or battery-powered systems Minimal systems that need only one analog output EMiUZEK Buying Notes ePlay 2 Pro is a streamer/DAC, not a power amplifier. The subwoofer output is for an active subwoofer; the 12V trigger carries control voltage, not audio. Use optical output to bypass its internal DAC, or RCA output to use the ESS9018 conversion stage. Frequently asked questionsCan it power passive speakers?No. A separate amplifier is required.Can I connect a TV?Yes, through optical or analog input when the TV is configured for a compatible audio format.Can it control another component?It provides RS232, IR input and a 12V trigger output for compatible systems.Can I add a subwoofer?Yes, use the mono RCA output with an active subwoofer.Can I use an external DAC?Yes, connect the optical output to a compatible DAC.Does it have Ethernet?Yes, 10/100 Ethernet is provided in addition to dual-band Wi-Fi. HOW TO CONNECTIntegrated AmplifierSource: Network streamingConnection: Wi-Fi / EthernetOutput: RCA line outTarget: Integrated amplifierTV and Active SpeakersSource: TVConnection: Optical inputOutput: RCA line outTarget: Active speakersExternal DAC and Subwoofer SystemSource: Network audioConnection: Wi-Fi / EthernetOutput: Optical + subwoofer outTarget: External DAC / amplifier + active subwoofer Technical Specifications Feature Specification Product type Network audio streamer DAC ESS9018 Network Dual-band Wi-Fi 5; 10/100 Ethernet Bluetooth Bluetooth 5.2; AAC Analog inputs RCA stereo + two 3.5mm stereo inputs Digital input Optical, PCM up to 24-bit/192kHz Analog output RCA stereo, 2Vrms Digital output Optical, PCM up to 24-bit/192kHz Subwoofer output Mono RCA, 200Hz low-pass filter Trigger output 12V/50mA maximum Power AC 100–240V, 50/60Hz Dimensions 209 × 181 × 53mm Weight 1.17kg Additional Product ContentComparison: Which Installation Streamer Is Right for You?ePlay 2 Pro offers the broadest control and input set; ePlay 2 saves space, while WiiM Ultra prioritizes consumer interface and HDMI ARC. Feature ePlay 2 Pro ePlay 2 WiiM Ultra Core buying reason Custom-install control hub Compact install streamer Touchscreen consumer streamer Optical input/output Both Output only Input and output 12V trigger Output No Output HDMI ARC No No Yes RS232 Yes Yes No Best use Rack/custom install Compact 2.1 install Living-room HiFi/TV

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iEAST eAMP 2 Pro is a full-width high-power network streaming amplifier for premium stereo and custom-install systems. It delivers 2 × 150W into 8Ω while integrating dual-band networking, AirPlay 2, Bluetooth, optical and analog inputs, subwoofer output and professional control interfaces.Why it stands out2 × 150W reference-level outputProvides substantially greater speaker-driving headroom than compact iEAST amplifiers.Modern streaming platformDual-band Wi-Fi 5, Ethernet, AirPlay 2, Spotify Connect and TIDAL Connect support current network systems.Comprehensive system integrationAnalog and optical inputs, line and subwoofer outputs, RS232, infrared and 12V triggers support complex installations.Full-width 1U-ready chassisFits professional racks and high-end component systems more naturally than mini amplifiers.Best for Premium passive-speaker systems Large-room stereo installations High-end background music Rack-mounted custom audio 2.1 systems with active subwoofer Not ideal for Small installations needing a hidden mini amplifier Users requiring HDMI ARC Passive subwoofers Portable audio systems EMiUZEK Buying Notes eAMP 2 Pro directly drives passive speakers and is rated at 2 × 150W into 8Ω. The subwoofer output is mono line level with a 200Hz low-pass filter and requires an active subwoofer. Confirm the correct regional mains-voltage version before ordering. Frequently asked questionsCan it drive passive speakers directly?Yes, it delivers 2 × 150W into 8Ω under official test conditions.Does it support AirPlay 2?Yes.Can it connect to a TV?Yes through optical PCM or analog input; it does not include HDMI ARC.Does it have a subwoofer output?Yes, for an active subwoofer.Does it support Bluetooth?Yes, Bluetooth 5.2 with AAC.Can it control other equipment?It provides RS232, infrared and 12V trigger input/output for supported integrations.HOW TO CONNECTPremium stereo systemSource: Streaming servicesConnection: Dual-band Wi-Fi or EthernetOutput connection: Speaker outputTarget: Passive speakersTV and 2.1 systemSource: TelevisionConnection: Optical PCMOutput connection: Speaker output + sub outTarget: Passive speakers + active subwooferRack integrationSource: Network and local sourcesConnection: Ethernet, analog or opticalOutput connection: Speaker/line output + triggersTarget: Custom audio systemTechnical Specifications Feature Specification Product type Network streaming stereo amplifier Speaker output 2 × 150W into 8Ω at 1% THD+N, 20Hz–20kHz Network Dual-band Wi-Fi 5; 10/100 Ethernet Bluetooth Bluetooth 5.2, AAC Inputs Streaming, stereo RCA line inputs, optical PCM up to 24-bit/192kHz Outputs Speaker, RCA line, mono active-subwoofer, 12V trigger DAC ESS9018 Streaming AirPlay 2, Spotify Connect, TIDAL Connect, QPlay, DLNA Control RS232, IR, TCP/IP, 12V trigger input/output Power Regional AC 100–120V or 220–240V version Dimensions 430 × 295 × 53mm Weight 3.9kg Additional Product Content📊 Comparison: Which iEAST Amplifier Fits Your System?Choose eAMP 2 Pro for maximum output and professional integration; choose eAMP 2 when 65W/8Ω is sufficient, or AMP80 for a smaller, lower-cost 2.1 system. Feature iEAST AMP80 iEAST eAMP 2 iEAST eAMP 2 Pro Power into 8Ω 2 × 65W 2 × 65W 2 × 150W Wi-Fi 2.4GHz Dual-band Wi-Fi 5 Dual-band Wi-Fi 5 Analog inputs 1 2 input paths 2 RCA inputs Trigger control No Trigger input Trigger input and output Chassis Compact desktop Half-width; two units fit 1U Full-width 1U Best use Compact 2.1 stereo Mid-power custom audio High-power premium installation

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iEAST ePlay 2 is a network audio streamer designed to add modern wireless playback to an amplifier or powered-speaker system.Its ESS9018 DAC, optical and analog outputs, dedicated subwoofer output and installation controls make it a flexible source for home or commercial audio. Why it stands outFlexible Digital and Analog OutputConnect to an existing system through 3.5mm analog output or optical digital output up to 24-bit/192kHz.Dedicated Subwoofer OutputA mono RCA output with a 200Hz low-pass filter simplifies adding an active subwoofer.Installation-Friendly ControlEthernet, RS232, IR input and rack-mount compatibility support integrated and commercial systems.Modern Multi-Room StreamingDual-band Wi-Fi 5, Bluetooth 5.2 and iEAST multi-room playback provide flexible everyday control. Best for Upgrading an existing stereo amplifier Powered-speaker systems 2.1 systems using an active subwoofer Background-music and custom-install projects Not ideal for Users needing built-in speaker amplification Passive subwoofers without a separate amplifier Portable or battery-powered listening EMiUZEK Buying Notes ePlay 2 is a source component and cannot directly power passive speakers. The subwoofer connection is intended for an active subwoofer. Use optical output for an external DAC or analog output to use the internal ESS9018 DAC. Frequently asked questionsCan it drive passive speakers?No. Connect it to an integrated amplifier, power amplifier or powered speakers.Can it connect to a TV?Yes, through a compatible analog line input; check the TV output format and connection before purchase.Does it have a subwoofer output?Yes, a mono RCA output with a 200Hz low-pass filter for an active subwoofer.Can I use an external DAC?Yes. Use the optical output to feed a compatible external DAC.Does it support wired networking?Yes, it includes 10/100 Ethernet as well as dual-band Wi-Fi.Is Bluetooth transmit or receive?Bluetooth is used as an audio input to the ePlay 2. HOW TO CONNECTExisting HiFi AmplifierSource: Streaming servicesConnection: Wi-Fi / EthernetOutput: 3.5mm analog or opticalTarget: Integrated amplifierPowered Speakers with SubwooferSource: Streaming servicesConnection: Wi-Fi / BluetoothOutput: Analog out + subwoofer outTarget: Powered speakers + active subwooferExternal DAC SystemSource: Network audioConnection: Wi-Fi / EthernetOutput: OpticalTarget: External DAC → amplifier Technical Specifications Feature Specification Product type Network audio streamer DAC ESS9018 Network Dual-band Wi-Fi 5; 10/100 Ethernet Bluetooth Bluetooth 5.2; AAC Analog inputs Two 3.5mm stereo line inputs Analog output 3.5mm stereo, 2Vrms Digital output Optical, PCM up to 24-bit/192kHz Subwoofer output Mono RCA, 200Hz low-pass filter Control RS232, IR input, Ethernet Power 5V/1A DC Dimensions 135 × 156 × 50mm Weight 0.7kg Additional Product ContentComparison: Which iEAST Streamer Is Right for You?Choose ePlay 2 for compact installation flexibility, ePlay 2 Pro for full-size connectivity and 12V trigger control, or OLIO for the smallest simple streaming upgrade. Feature ePlay 2 ePlay 2 Pro OLIO Product position Compact install streamer Full-size install streamer Compact consumer receiver DAC ESS9018 ESS9018 PCM5121 Optical input No Yes No Subwoofer output Yes Yes No 12V trigger No Output No Best use Compact 2.1/custom install Advanced rack system Simple HiFi upgrade

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iEAST AMP-i50Bv2 is a compact wall-mount streaming amplifier designed to drive passive speakers in whole-home and custom-install audio systems. More than 50W per channel into 4Ω, multiple local inputs, subwoofer output and centralized control interfaces make it a practical single-zone building block.Why it stands outWall-mount streaming amplifierCombines network playback and speaker amplification in a slim chassis suited to concealed installations.Useful power for installed speakersProvides more than 50W/channel into 4Ω and more than 30W/channel into 8Ω under official test conditions.Local source and subwoofer integrationAUX, coaxial and USB playback inputs support additional sources while the mono output connects a powered subwoofer.Custom-control connectivityEthernet, RS232, TCP/IP and infrared support integration beyond basic app control.Best for Ceiling and in-wall speaker systems Whole-home background music Wall-mounted custom installations TV systems using compatible stereo coaxial audio Multi-room iEAST systems Not ideal for Users requiring HDMI ARC Passive subwoofers Very demanding low-impedance speakers Headphone-focused listening EMiUZEK Buying Notes AMP-i50Bv2 can directly drive compatible passive speakers. The subwoofer output is line level and requires an active subwoofer. Set televisions and digital sources to two-channel PCM before using the coaxial input. Frequently asked questionsCan it drive passive speakers?Yes, it supports compatible 4Ω and 8Ω passive speakers.Does it have a subwoofer output?Yes, for an active/powered subwoofer.Can it connect to a TV?Yes through compatible AUX or coaxial stereo PCM output; it has no HDMI ARC.Does it support Ethernet?Yes, 10/100 Ethernet is provided.Can it play from USB storage?Yes, the USB port supports music playback.Does it support AirPlay 2?Official specifications list AirPlay, not AirPlay 2.HOW TO CONNECTInstalled speaker zoneSource: Streaming servicesConnection: Wi-Fi or EthernetOutput connection: Speaker outputTarget: Passive ceiling/in-wall speakersTV audio systemSource: TelevisionConnection: Coaxial PCM or AUXOutput connection: Speaker outputTarget: Passive speakers2.1 room systemSource: Network or local sourceConnection: Wi-Fi, Bluetooth, AUX or coaxialOutput connection: Speaker output + sub outTarget: Passive speakers + active subwooferTechnical Specifications Feature Specification Product type Wall-mount wireless multi-room stereo amplifier Power into 4Ω >50W/channel at 1% THD+N Power into 8Ω >30W/channel at 1% THD+N Inputs 2.4GHz Wi-Fi, Bluetooth 5.0, AUX, coaxial, USB playback Network 10/100 Ethernet Outputs Stereo speaker output; active-subwoofer output DAC ESS9023 Streaming DLNA, AirPlay, Spotify Connect, QPlay Control TCP/IP, RS232, infrared Power 24V/3.3A Dimensions 223 × 189 × 32mm with antenna Weight 0.5kg Additional Product Content📊 Comparison: Which iEAST Installation Amplifier Is Right for You?Choose AMP-i50Bv2 for wall-mounted multi-room systems with source inputs and subwoofer integration; choose AMP-i20 for smaller background-audio zones, or AMP80 for a compact shelf-mounted high-power system. Feature AMP-i20 AMP-i50Bv2 AMP80 Primary use Small background zones Wall-mounted custom installation Compact high-power stereo Power into 4Ω 2 × 20W >50W/channel 2 × 80W Source inputs Streaming/Bluetooth AUX, coaxial, USB AUX, coaxial Subwoofer output No Yes Yes Control integration TCP/IP RS232, TCP/IP, IR TCP/IP, IR

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AudioCast AMP50 is a compact wireless multi-room stereo amplifier that adds network streaming to passive speakers. Its 2 × 50W/4Ω Class-D output, wired and wireless networking, and local digital/analog inputs create a simple all-in-one music system. Why it stands out Streaming amplifier in one compact unitCombines network music playback and stereo speaker amplification without requiring a separate streamer or power amplifier. 50W-per-channel speaker driveDelivers more useful output for bookshelf, ceiling and efficient floorstanding speakers than entry-level mini amplifiers. Flexible wired and wireless sourcesAccepts Wi-Fi, Ethernet, Bluetooth, optical, line-level and USB sources for a broad range of home-audio installations. Expandable multi-room playbackWorks with compatible AudioCast devices for synchronized or independent playback across multiple rooms. Best for Bookshelf speaker systems Ceiling speaker installations Living-room stereo upgrades Multi-room AudioCast systems Users replacing a separate streamer and amplifier Not ideal for Very low-sensitivity speakers requiring high current Users needing HDMI ARC Headphone listening systems Systems requiring balanced XLR connections EMiUZEK Buying Notes AMP50 is an integrated streaming amplifier and can directly drive compatible passive speakers. Its optical input is intended for two-channel PCM audio; set a connected TV to PCM stereo. A powered subwoofer requires a suitable line-level connection; do not connect a passive subwoofer directly. Frequently asked questions Can AMP50 drive passive speakers directly?Yes. It provides stereo speaker outputs and is designed for 4Ω/8Ω passive speakers. Does it need a separate streamer?No. Network streaming is built in. Can it connect to a TV?Yes, through the optical or line input when the television provides compatible stereo PCM audio. Does it support Bluetooth?Yes. Bluetooth is available as an audio input. Can it play from a USB drive?Yes. The USB connection supports local music playback. Does it have a headphone output?No. It is primarily a speaker amplifier. HOW TO CONNECT Passive speaker systemSource: Streaming servicesConnection: Wi-Fi or EthernetOutput connection: Speaker outputTarget: Passive speakers TV stereo systemSource: TelevisionConnection: Optical PCMOutput connection: Speaker outputTarget: Passive speakers Local source systemSource: CD player or analog sourceConnection: Line inputOutput connection: Speaker outputTarget: Passive speakers Technical Specifications Feature Specification Product type Wireless multi-room stereo amplifier Speaker power 2 × 50W into 4Ω; over 30W/channel into 8Ω Network 2.4GHz Wi-Fi; 10/100 Ethernet Bluetooth Bluetooth 5.0, SBC Inputs Wi-Fi, Ethernet, Bluetooth, optical, line input, USB playback Streaming AirPlay, DLNA, Spotify Connect, QPlay Audio formats APE, FLAC, MP3, WAV, AAC/AAC+, WMA, ALAC, AIFF Power supply 32V/4.75A Additional Product Content📊 Comparison: Which Compact Streaming Amplifier Is Right for You?Choose AMP50 for a balanced combination of speaker power and source flexibility; choose AMP-i20 for discreet background-audio installations, or AMP80 when higher speaker output is the priority. Feature AudioCast AMP50 iEAST AMP-i20 iEAST AMP80 Product position Compact all-purpose streamer amplifier Mini installation amplifier Higher-power streaming amplifier Power into 4Ω 2 × 50W 2 × 20W 2 × 80W Local audio inputs Optical and line input Streaming/Bluetooth focused Coaxial and line input Ethernet Yes Yes Yes Best use Flexible home stereo Ceiling/background audio More demanding passive speakers

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AudioCast uNET is a compact USB network adapter for compatible audio devices that need Wi-Fi or Ethernet access. It provides a discreet way to add stable app-controlled network connectivity without adding a full-size streamer. Why it stands outCompact USB network upgradeAdds network connectivity through a small USB-powered form factor designed for compatible audio equipment.Wi-Fi or wired EthernetChoose convenient wireless placement or a wired network connection for greater installation stability.Multi-room AudioCast integrationWorks within compatible AudioCast systems for grouped or independent room playback.Minimal system footprintAvoids adding another conventional desktop component where the host device provides the required USB interface. Best for Compatible USB-host audio devices Hidden custom installations AudioCast multi-room expansion Systems needing wired network reliability Compact equipment racks Not ideal for Amplifiers without a compatible USB host port Users needing standalone analog audio output Passive speakers requiring amplification Systems requiring HDMI ARC or Bluetooth audio EMiUZEK Buying Notes uNET is a network accessory, not a standalone DAC, streamer with analog output, or power amplifier. Confirm that the intended host device supports uNET through its USB port before ordering. Do not assume a generic computer USB connection will provide plug-and-play audio output. Frequently asked questionsCan uNET connect directly to an amplifier's RCA input?No. It does not provide a standalone RCA audio output.Can it drive speakers?No. It provides network connectivity only.Does it support Ethernet?Yes, wired networking is available.Does it work without a host device?No. It requires a compatible USB host audio product.Is it a USB DAC?No. It is a network adapter for compatible equipment.Can it join an AudioCast multi-room system?Yes, when used with a compatible host and configured through the supported platform. HOW TO CONNECTWi-Fi host upgradeSource: Streaming servicesConnection: Wi-FiOutput connection: USB to compatible hostTarget: Supported audio deviceWired network installationSource: Router or network switchConnection: EthernetOutput connection: USB to compatible hostTarget: Supported audio deviceMulti-room expansionSource: AudioCast control appConnection: Shared networkOutput connection: USB host integrationTarget: Compatible room audio system Technical Specifications Feature Specification Product type USB network audio adapter Network connections Wi-Fi and Ethernet Host connection USB Standalone analog output Not provided Speaker amplification Not provided Control Compatible AudioCast platform Additional Product Content📊 Comparison: Which Network Upgrade Is Right for You?Choose uNET when a compatible host only needs network connectivity; choose M5 when you need a standalone analog output, or Pro M20 when analog, optical and Ethernet outputs are required. Feature AudioCast uNET AudioCast M5 AudioCast Pro M20 Product type USB network accessory Standalone Wi-Fi streamer Standalone Wi-Fi/Bluetooth streamer Requires compatible host Yes No No Analog audio output No 3.5mm 3.5mm Optical output No No Yes Ethernet Yes No Yes

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iEAST OLIO is an ultra-compact Wi-Fi and Bluetooth audio receiver for adding modern streaming to an amplifier, powered speakers or soundbar.Dual-band Wi-Fi 5, AirPlay 2 and a combined analog/optical output make it a space-saving upgrade for existing audio systems. Why it stands outUltra-Compact Streaming UpgradeThe 54mm square enclosure fits easily behind a system or beside compact powered speakers.Dynamic Hi-Res Optical OutputOptical output follows the source sampling rate up to 24-bit/192kHz for a compatible external DAC.PCM5121 Analog OutputThe internal DAC provides a simple 3.5mm analog path to amplifiers and active speakers.Dual-Band Wireless ConnectivityWi-Fi 5 and Bluetooth 5.2 offer flexible network and direct-device playback. Best for Compact desktop audio Existing amplifiers and receivers Powered speakers and soundbars with audio input Small multi-room streaming zones Not ideal for Users needing passive-speaker amplification Systems requiring Ethernet Users needing analog or optical input EMiUZEK Buying Notes OLIO is a receiver/source and cannot directly drive passive speakers. Its 3.5mm socket combines stereo analog and optical digital output; the optical adapter is optional. The official accessory list identifies the 5V/1A power adapter as optional. Frequently asked questionsCan it drive passive speakers?No, connect it to an amplifier or powered speakers.Can I use an external DAC?Yes, use the optical output with the appropriate adapter/cable.Does it have Ethernet?No, network connection is through dual-band Wi-Fi.Does it have an audio input?No. The 3.5mm socket is an analog/optical output.Is Bluetooth transmit or receive?It receives Bluetooth audio from a phone, tablet or computer.Is a power adapter included?The official specification lists the 5V/1A adapter as optional; check the selected store variant. HOW TO CONNECTExisting AmplifierSource: Streaming servicesConnection: Wi-Fi / BluetoothOutput: 3.5mm analogTarget: Integrated amplifierPowered SpeakersSource: Phone / network audioConnection: Wi-Fi / BluetoothOutput: 3.5mm analogTarget: Powered speakersExternal DACSource: High-resolution network audioConnection: Wi-FiOutput: OpticalTarget: External DAC → amplifier Technical Specifications Feature Specification Product type Streaming HiFi audio receiver DAC TI PCM5121 Maximum output Up to 24-bit/192kHz via optical Signal-to-noise ratio 108dB Wi-Fi Dual-band Wi-Fi 5, 2.4/5GHz Bluetooth Bluetooth 5.2 Output Combined 3.5mm stereo analog / optical Power USB-C, 5V/1A Dimensions 54 × 54 × 13.5mm Additional Product ContentComparison: Which Compact Streamer Is Right for You?OLIO is the smallest dual-band iEAST option, M50 adds Ethernet and audio input, while WiiM Mini provides a different consumer software ecosystem. Feature iEAST OLIO iEAST M50 WiiM Mini Core buying reason Small dual-band receiver Flexible input/output streamer Entry consumer streamer Wi-Fi Dual-band Wi-Fi 5 2.4GHz 2.4GHz Ethernet No Yes No Audio input No Analog/optical No DAC PCM5121 ESS9023 PCM5121 Best use Small modern upgrade Mixed-source system Simple home streaming

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AudioCast M5 is a compact Wi-Fi audio streamer that adds app-controlled network playback to an amplifier, receiver or powered speakers. Its simple analog output and multi-room capability offer an affordable way to modernize an existing audio system. Why it stands outAffordable network streaming upgradeAdds Wi-Fi music playback without replacing the amplifier or powered speakers you already own.Compact USB-powered designFits easily behind an audio system and can be powered from a suitable 5V USB source.Multi-room expansionMultiple compatible AudioCast units can play together or operate independently in different rooms.Simple analog integrationA 3.5mm stereo output connects directly to common AUX or line-level inputs. Best for Existing amplifiers with AUX input Powered speaker systems Entry-level multi-room audio Compact background-music systems Users wanting Wi-Fi rather than Bluetooth streaming Not ideal for Users needing Bluetooth audio Systems requiring Ethernet Users needing optical or coaxial output Passive speakers without an amplifier EMiUZEK Buying Notes M5 is a streamer, not a power amplifier; it cannot drive passive speakers directly. It uses 2.4GHz Wi-Fi and does not include Ethernet or Bluetooth. Connect its 3.5mm output to a line/AUX input, not a PHONO input. Frequently asked questionsCan M5 drive passive speakers?No. Use an amplifier or powered speakers.Does it support Bluetooth?No. AudioCast M5 is a Wi-Fi streamer.Can it connect by Ethernet?No. Network access is through 2.4GHz Wi-Fi.Does it have a digital output?No. It provides a 3.5mm analog stereo output.Can several M5 units play together?Yes, compatible AudioCast devices can be grouped for multi-room playback.Can it connect to a soundbar?Only when the soundbar has a compatible analog AUX input. HOW TO CONNECTExisting amplifierSource: Streaming servicesConnection: 2.4GHz Wi-FiOutput connection: 3.5mm to RCA/AUXTarget: Stereo amplifierPowered speakersSource: Phone or network musicConnection: 2.4GHz Wi-FiOutput connection: 3.5mm analogTarget: Powered speakersMulti-room systemSource: AudioCast appConnection: Shared Wi-Fi networkOutput connection: Analog output in each roomTarget: Multiple amplifiers or powered speakers Technical Specifications Feature Specification Product type Wi-Fi audio streamer Network IEEE 802.11 b/g/n, 2.4GHz Output 3.5mm analog stereo Bluetooth Not supported Ethernet Not supported Streaming AirPlay, DLNA and compatible AudioCast services Power 5V/1A USB Additional Product Content📊 Comparison: Which AudioCast Streamer Is Right for You?Choose M5 for the lowest-cost analog Wi-Fi upgrade; choose Pro M20 when Bluetooth, Ethernet and optical output matter, or OLIO for a newer AirPlay 2-oriented system. Feature AudioCast M5 AudioCast Pro M20 iEAST OLIO Core buying reason Simple low-cost Wi-Fi streaming More connection flexibility Newer compact streaming platform Bluetooth No Yes Yes Ethernet No Yes No Digital output No Optical Optical Best use Analog AUX upgrade HiFi or external-DAC integration Apple-oriented compact system

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AudioCast Pro M20 is a compact Wi-Fi and Bluetooth audio receiver for adding wireless music to an existing HiFi system. Ethernet, analog and optical outputs make it a more flexible step up from basic Wi-Fi adapters. Why it stands outAnalog and optical output choicesConnect directly to an amplifier or powered speakers, or send digital audio to a compatible DAC.Stable wired or wireless networkingUse 2.4GHz Wi-Fi for convenient placement or Ethernet where network stability matters most.Bluetooth for quick playbackBluetooth 5.0 provides a simple alternative when app-based network streaming is unnecessary.Compact multi-room platformAdds AudioCast grouping and network playback without replacing an existing audio system. Best for Traditional amplifiers and receivers Powered speakers with analog or optical input External DAC systems Wired-network installations AudioCast multi-room systems Not ideal for Passive speakers without an amplifier Users requiring AirPlay 2 Systems needing HDMI ARC Users requiring balanced audio outputs EMiUZEK Buying Notes Pro M20 is a streamer/receiver, not a speaker power amplifier. Its optical output is the better choice when using a separate DAC; analog output uses the internal conversion stage. AirPlay support should not be confused with AirPlay 2. Frequently asked questionsCan it drive passive speakers?No. Connect it to an amplifier or powered speakers.Can I use an external DAC?Yes, connect the optical output to a compatible DAC.Does it have Ethernet?Yes, it includes 10/100 Ethernet.Does it support Bluetooth?Yes, Bluetooth 5.0 with SBC is supported.Is the optical port an output?Yes. The Pro M20 provides optical digital output.Does it support AirPlay 2?No. Official documentation lists AirPlay, not AirPlay 2. HOW TO CONNECTAnalog HiFi systemSource: Streaming servicesConnection: Wi-Fi or EthernetOutput connection: 3.5mm analogTarget: Amplifier or powered speakersExternal DAC systemSource: Network or Bluetooth audioConnection: Wi-Fi, Ethernet or BluetoothOutput connection: Optical digitalTarget: DAC → amplifierMulti-room installationSource: AudioCast appConnection: Shared networkOutput connection: Analog or opticalTarget: Audio system in each zone Technical Specifications Feature Specification Product type Wireless multi-room audio receiver Network 2.4GHz Wi-Fi; 10/100 Ethernet Bluetooth Bluetooth 5.0, SBC Outputs 3.5mm analog stereo; optical digital Streaming DLNA, AirPlay, Spotify Connect, QPlay Audio decoding Up to 24-bit/192kHz Power 5V/1A Dimensions 86 × 84 × 21mm Weight 69g Additional Product Content📊 Comparison: Which Compact Network Streamer Is Right for You?Choose Pro M20 when you want Ethernet, Bluetooth and optical output in one compact unit; choose M5 for a basic analog Wi-Fi upgrade, or M50 when analog/optical inputs and an ESS DAC are important. Feature AudioCast Pro M20 AudioCast M5 iEAST M50 Product position Flexible compact receiver Entry-level Wi-Fi adapter HiFi receiver with source inputs Bluetooth Yes No Yes Ethernet Yes No Yes Optical output Yes No Yes Audio inputs Streaming/Bluetooth focused None Analog and optical

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