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THXAAA-888 Headphone Amplifier with THX AAA Technology； 6 Watts into 16 Ohm, 3 Watts into 32 Ohm Headphones with lowest THD+N ； 0.1 Hz to 500 kHz(-3dB) Frequency Response ； SNR＞137dB ; THD＜0.00006% ; Ultra-Compact Design, Perfect for Desktop Systems； Balanced Stereo Headphone Output ； Balanced Stereo Line Input； High Precision Resistors for Temperature Stability ； Pop-less Design with High-Quality Relays； High precision and low noise 256 level relay volume control； *In actual use, in order to make the volume more linear, the extra levels are shielded. 2 Positions Switchable Gain Control ； Fully Protection with DC, Over-Voltage, Over-Current, Short-Circuit and Thermal Protection on Headphone Amplifier ； High-Efficiency Ultra-Low-Noise Power Supply . 1.9 inch LCD display Download Manual

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Each channel uses 40 pcs, and total 80 pcs selected low-noise op amps in parallel design; The distortion is as low as 0.00006%, and the SNR is as low as 137dB! High output power, 16 ohm output power up to 11.5W, 32 ohms up to 5.5W; Relay Switching Volume attenuator，completely avoid imbalance between the left and right channels! 3 gears gain control, low gain is specially optimized for IEM; Pre-out function, can be used as Hi-End pre-amp; Tempered glass optically bonded IPS display screen Ultra-compact design, very suitable for desktop system; High precision low-temperature drift resistance, performance is not affected by temperature; High-quality relay and non-impact sound design; 20Hz to 100KHz(-0.5dB) frequency response; The headphone amplifier has comprehensive protections such as DC, overvoltage, and overload protection; Built-in high efficiency and low noise power supply system Download Manual

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THXAAA-888 Headphone Amplifier with THX AAA Technology； Ultra-Compact Design, Perfect for Desktop Systems； Balanced Stereo Headphone Output ； Pre-amplifier application ； Balanced Stereo Line Input； High Precision Resistors for Temperature Stability ； Pop-less Design with High-Quality Relays； 12 Watts into 16 Ohm, 6 Watts into 32 Ohm ； 0.1 Hz to 500 kHz(-3dB) Frequency Response ； 3 Positions Switchable Gain Control ； Fully Protection with DC, Over-Voltage, Over-Current, Short-Circuit and Thermal Protection on Headphone Amplifier ； High-Efficiency Ultra-Low-Noise Power Supply . 1.9 inch LCD display. Download Manual

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Fully balanced design, 4 ultra-low distortion precision linear feedback circuit (PLFC)! The distortion is as low as 0.00006%, and the A-WTD is as low as 0.00005% (-126dB)! Ultra-low noise power supply design, so that the output noise is as low as 1.0uV, SNR up to 140dB ! High output power, 16 ohm output power up to 6W, 32 ohms up to 3W; The specially designed volume potentiometer greatly reduces channel deviation; 3 gears gain control, low gain is specially optimized for IEM; Pre-out function, can be used as Hi-End pre-amp; Classic retro toggle switch operation; Ultra-compact design, very suitable for desktop headphone system; High-precision low-temperature drift resistance, performance is not affected by temperature; High-quality relay and non-impact sound design; 20Hz to 500kHz frequency response; The headphone amplifier has comprehensive protections such as DC, overvoltage, and overload protection; Built-in high-efficiency and low-noise power system. Download Manual

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Fully balanced design, 4 ultra-low distortion precision linear feedback circuit(PLFC)! The distortion is as low as 0.00006%, and the A-WTD is as low as 133dB! Each channel uses 32 low-noise op amps in parallel, a total of 64 op amps for power amplifier! High output power, 16 ohm output power up to 10W, 32 ohms up to 5W; The specially designed volume potentiometer greatly reduces channel deviation; 3 gears gain control, low gain is specially optimized for IEM; Pre-out function, can be used as Hi-End pre-amp; Vintage operation of mechanical toggle switches; Ultra-compact design, very suitable for desktop headphone system; High-precision low-temperature drift resistance, performance is not affected by temperature; High-quality relay and non-impact sound design; 20Hz to 100kHz(-0.5dB) frequency response; The headphone amplifier has comprehensive protections such as DC, overvoltage, and overload protection; Built-in high-efficiency and low-noise power system. Download Manual

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Fully balanced discrete design for ultra-high power output. The distortion is as low as 0.00006%, and the SNR is as low as 133dB! High output power, 16 ohm output power up to 15W, 32 ohms up to 7.5W; Relay Switching Volume attenuator，completely avoid imbalance between the left and right channels! 3 gears gain control, low gain is specially optimized for IEM; Pre-out function, can be used as Hi-End pre-amp; Tempered glass optically bonded IPS display screen Ultra-compact design, very suitable for desktop system; High precision low-temperature drift resistance, performance is not affected by temperature; High-quality relay and non-impact sound design; 20Hz to 100KHz(-0.5dB) frequency response; The headphone amplifier has comprehensive protections such as DC, overvoltage, and overload protection; Built-in high efficiency and low noise power supply system; Equipped with remote control, full-function remote control. Download Driver Manual

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Adopt a piece of ROHM new BD34352EKV,and carefullytuned to make its THD + N reached 0.00038%; High-quality sound design, unique and charming tone; Ultra-compact design with neat touch button panel. Using the latest XMOS XU-316 program support to32bit768kHz and DSD512; Support optical, coaxial input, maximum support to24bit/192kHz;. Built-in high-performance power filtering system, makingit possible to achieve optimal performance using onlythe USB port powersupply! Anodized CNC aluminum alloy case; Japan Electronic Audio Association Hi-res certification. Download Driver Manual

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High-Fidelity Audio Design, the use of a Roma BD34352EKV decoder chip, distortion as low as 0.00019%(-114dB); USB, optical, coaxial support for MQA decoding, and support for MQA-CD; USB, Optical, and Coaxial inputs support DSD,Optical and Coaxial inputs support DoP64; USB using XMOS XU-316, a real 32bit USB program, support DoP and native DSD, PCM support up to 768kHz, DSD support to DSD512; New self-developed CK-03 clock processing circuitry, greatly reducing clock jitter; Support for external clock inputs, standard 10MHz clock or atomic clock inputs; Qualcomm's new generation of Bluetooth chips, support for LDAC (24bit/96kHz), APTX/HD,SBC,AAC; Supports song information display, lyrics display, and bluetooth playback control. Brand-new Ul, support for Chinese display, adjustment is more convenient; Features a 1.9-inch fully bonded tempered glass display panel for higher light transmittance and longer service life. Linear power supply with patented Adaptive Voltage Switching technology! Multiple low-noise regulated power stages dedicated to supplying clean power to analog circuits; High-quality gold-plated input and output connection terminals; Japan Audio Society (JAS) Hi-Res certified; Equipped with a remote control and a full-featured remote control. Download Driver Manual Firmware 1.02

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Use Rohm's flagship DAC chip BD34301EKV, and fully optimize its performance to make its THD+N as low as -116dB; USB uses XMOS XU-208, a real 32bit USB solution, PCM supports up to 768kHz, and DSD supports up to DSD512; The new CK-03 clock processing circuit, in order to achieve ultra-low clock jitter, makes the clock jitter of fiber coaxial as excellent as USB; Built-in shielding, low-noise power supply processing, while improving power efficiency and lower power consumption; The specially designed discrete component stabilized power supply and multiple low-noise stabilized power supplies provide low-noise power supply for analog circuits; Qualcomm's latest Bluetooth chip supports SBC, AAC, aptX, aptX HD, LDAC; High-quality gold-plated input and output connection terminals; Newly designed high-quality knobs; High-resolution color fully-fitted display screen and screen-off function; Use tempered glass display panel, higher light transmittance, longer service life; Equipped with remote control and full-function remote control; Japan Audio Association (JAS) Hi-Res certification. Download Driver Manual

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Support MQA decoding, support MQA-CD; New 3rd generation XMOS XU-316, PCM support up to 32bit/768kHz, DSD support to DSD512; Flagship DAC chip 1 AK4191+ 2 AK4499EX, tap all the potential of the chip; Dual mono design, one AK4499EX per channel, distortion as low as a staggering 0.00006% (-124dB); Use 9 high-end dual op amps and a large number of audiophile components; Adopt 2nd PLL to eliminate JITTER during SPDIF transmission; The new self-developed CK-03 clock processing circuit greatly reduces clock jitter; Support DOP independent display function, accurately determine the current decoding format; USB, optical fiber, coaxial , AES, I2S support DSD transmission, coaxial and optical fiber support DOP64; Use tempered glass to fully fit the color IPS display; Built-in low-noise power processing, while improving power efficiency, lower power consumption; Combined with multiple low-noise regulated power supplies, it provides a stable, reliable, efficient, and low-noise power supply system. Qualcomm high-end Bluetooth chip, support LDAC (24bit/96kHz), APTX/HD, SBC, AAC; High quality all-aluminum alloy shell, support high quality gold plated input and output connection terminals; Japan Audio Association (JAS) Hi-Res certification; Equipped with remote control and full-featured remote control. Download Driver Manual

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Supports USB2.0 x 2,USB3.0 x 1,LAN,WIFI multi-input interface; Supports native connection to music servers such as TIDAL and QOBUZ; Supports audio push services like Airplay and DLNA; Supports coaxial, optical, AES/EBU and USB outputs. Supports USB connection to CD drives for playing CDs; Aluminum alloy CNC-machined panel, crafted with precision and a compact design, delivering a premium tactile experience. Built-in low-noise audio grade switching power supply. Supports connection for MQA decoding. Download Manual Firmware

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Philips slot-in mechanism components; Built-in CS43131 DAC chip to bring out the best performance of CD; Built-in 2nd PLL circuit to significantly reduce CD reading JITTER; Equipped with optical and coaxial raw digital output, supporting transmission to MQA DAC like SMSL SU-1; Equipped with high-power 3.5mm headphone output jack; High-quality all-aluminum alloy shell; High-quality gold-plated input and output connection jacks; Equipped with full-function remote control. Download Manual      

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Hi-End CD solution, support MQA-CD; Flagship DAC chip AK4499EX, measured distortion as low as 0.00006% ; Support USB input, support 32bit/768kHz, DSD512, support MQA full decoding; Use 2 clock sources with low phase noise and high accuracy; High-performance headphone amplifier with patented PLFC circuit; With XLR balanced line outputs. With optical and coaxial outputs, and can output USB, CD, Bluetooth; High-performance digital interface designed to convert input signals to SPDIF output for peripheral devices. Fully bonded IPS display and newly developed UI using tempered glass; Uses 3 pieces of high-end dual op-amps and lots of audiophile components; The use of 2nd PLL, eliminating the SPDIF transmission process of JITTER; the new self-developed CK-03 clock processing circuit, greatly reducing the clock jitter. New self-developed CK-03 clock processing circuit, greatly reducing clock jitter; Support DOP independent display function, accurately determine the current decoding format. Built-in low-noise power processing, while improving power efficiency, lower power consumption; With a number of low-noise voltage regulator, to provide a stable, reliable, efficient and low noise power supply system. Qualcomm Bluetooth chip, support LDAC (24bit/96kHz), APTX/HD, SBC, AAC; High-quality all-aluminum alloy chassis, supporting high-quality gold-plated output connection terminals; Japan Audio Association (JAS) Hi-Res certified; Equipped with remote control and full-function remote control. Equipped with remote control and full-function remote control Download Manual Driver https://youtu.be/wjcU2oFVPIg  

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Support MQA decoding and MQA-CD; New 3rd generation XMOS XU-316, PCM support up to 32bit/768kHz, DSD support to DSD512; The new generation flagship DAC chip ES9039MSPRO of USA ESS has built-in MQA hard decoding; Designed with an eight-channel parallel circuit, the distortion is as low as a staggering 0.00005% (-125dB) and more stable. Using 11 high-end dual op amps and a large number of audiophile components; Adopt 2nd PLL to eliminate JITTER during SPDIF transmission; The new self-developed CK-03 clock processing circuit greatly reduces clock jitter; Support DOP independent display function, accurately determine the current decoding format; USB, optical fiber, coaxial , AES, I2S support DSD transmission, coaxial and optical fiber support DOP64; Use tempered glass to fully fit the color IPS display; Built-in low-noise power processing, while improving power efficiency, lower power consumption; Combined with multiple low-noise regulated power supplies, it provides a stable, reliable, efficient, and low-noise power supply system. Qualcomm high-end Bluetooth chip, support LDAC (24bit/96kHz), APTX/HD, SBC, AAC; High quality all-aluminum alloy shell, support high quality gold plated input and output connection terminals; Japan Audio Association (JAS) Hi-Res certification; Equipped with remote control and full-featured remote control. Download Driver Manual

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Original Philips Slot-in mechanical components,supporting 8cm and 12cm CD； Built-in CS43198 DAC chip to bring out the best performance of CD; Built-in 2nd PLL circuit to significantly reduce CD reading JITTER; Built-in optical and coaxial raw digital output; Built-in high-power HPA and 3.5mm，4.4mm headphone output jacks； New optically clear bond color IPS LCD display; Equipped with full-function remote control; High-quality aluminum alloy panel, high-quality gold plated input and output jacks. Download Manual

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Support MQA decoding, support MQA-CD; New 3rd generation XMOS XU-316, PCM support up to 32bit/768kHz, DSD support to DSD512; Flagship DAC chip 1 AK4191+ 1 AK4499EX, tap all the potential of the chip, distortion as low as a staggering 0.00006% (-124dB); Use 5 high-end dual op amps and a large number of audiophile components; Adopt 2nd PLL to eliminate JITTER during SPDIF transmission; The new self-developed CK-03 clock processing circuit greatly reduces clock jitter; Support DOP independent display function, accurately determine the current decoding format; USB, optical fiber, coaxial , AES, I2S support DSD transmission, coaxial and optical fiber support DOP64; Using tempered glass full lamination color IPS display. Built-in low-noise power processing, while improving power efficiency, lower power consumption; Combined with multiple low-noise regulated power supplies, it provides a stable, reliable, efficient, and low-noise power supply system. Qualcomm high-end Bluetooth chip, support LDAC (24bit/96kHz), APTX/HD, SBC, AAC; High quality all-aluminum alloy shell, support high quality gold plated input and output connection terminals; Japan Audio Association (JAS) Hi-Res certification; Equipped with remote control and full-featured remote control. Download Driver Manual https://youtu.be/kfcGrheKzNM

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Supports USB input to realize reference level digital interface function with the addition of clock input ; Self-developed P.A.S.S. (Precision Access Servo System), natively supports MQA-CD ; Clock inputs and outputs, supporting 44.1kHz word clock and 10MHz standard or atomic clock ; USB support up to 32bit/768kHz, DSD512, support MQA full decoding ; Uses two pieces of low-phase noise, high precision femtosecond local crystal oscillators ; Selectable 50Ω or 75Ω clock input matching impedance ; Built-in low noise switching power supply module, and support USB power supply, DC port external power supply; With optical, coaxial, I2S and AES/EBU outputs ; Using a tempered glass fully laminated IPS display and a newly developed UI ; Support DOP and bit display function, making it easy to identify the current audio source format ; High-quality all-aluminum chassis supports high-quality gold-plated input and output connection jacks ; Japan Audio Society (JAS) Hi-Res certification ; Equipped with a fully functional remote control. Download Manual Driver  

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Fully balanced design, 4 ultra-low distortion precision linear feedback circuit (PLFC)! The distortion is as low as 0.00006%, and the SNR is as low as 133dB! A total of 99 low-noise op-amps are used in a parallel design. High output power, 16 ohm output power up to 12W, 32 ohms up to 6W; The specially designed volume potentiometer greatly reduces channel deviation; 3 gears gain control, low gain is specially optimized for IEM; Pre-out function, can be used as Hi-End pre-amp; Classic retro toggle switch operation; Ultra-compact design, very suitable for desktop headphone system; High-precision low-temperature drift resistance, performance is not affected by temperature; High-quality relay and non-impact sound design; 20Hz to 100KHz(-0.5dB) frequency response; The headphone amplifier has comprehensive protections such as DC, overvoltage, and overload protection; Built-in high-efficiency and low-noise power system. Download Manual

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Support MQA decoding and MQA-CD; New 3rd generation XMOS XU-316, PCM support up to 32bit/768kHz, DSD support to DSD512; The new generation flagship DAC chip ES9039MSPRO of USA ESS has built-in MQA hard decoding; Designed with an eight-channel parallel circuit, the distortion is as low as a staggering 0.00005% (-125dB) and more stable. Using 11pcs High-end dual op-amp and most of Hifi standard components like nichicon KG capatitor; Adopt 2nd PLL to eliminate JITTER during SPDIF transmission; The new self-developed CK-03 clock processing circuit greatly reduces clock jitter; Support DOP independent display function, accurately determine the current decoding format; USB, optical fiber, coaxial , I2S support DSD transmission, coaxial and optical fiber support DOP64; Use tempered glass to fully fit the color IPS display; UK made noratel toroidal power transformer for linear power supply; Combined with multiple low-noise regulated power supplies, it provides a stable, reliable, efficient, and low-noise power supply system. Qualcomm high-end Bluetooth chip, support LDAC (24bit/96kHz), APTX/HD, SBC, AAC; High-quality monolithic full aluminum CNC housing. Japan Audio Association (JAS) Hi-Res certification; Equipped with remote control and full-featured remote control. Download Driver Manual

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Multifunctional digital interface with support for USB, AES/EBU and HD Bluetooth inputs ; P.A.S.S. (Precision Access Servo System), natively supports MQA-CD ; Clock inputs and outputs, supporting 44.1kHz word clock and 10MHz standard or atomic clock ; USB support up to 32bit/768kHz, DSD512, support MQA full decoding ; The AES/EBU input supports full MQA decoding, making it possible to use it as a standalone MQA decoder ! Uses two pieces of low-phase noise, high precision femtosecond local crystal oscillators ; Selectable 50Ω or 75Ω clock input matching impedance ; Built-in CLOCK ALIGNMENT processor for CD sound reconstruction . Built-in dual toroidal power transformers, And multiple sets of linear power supplies ; Qualcomm high-end Bluetooth chip, support LDAC (24bit/96kHz), APTX/HD, SBC, AAC ; With optical, coaxial, I 2 S and two independent AES/EBU outputs ; Using a tempered glass fully laminated IPS display and a newly developed UI ; Support DOP and bit display function, making it easy to identify the current audio source format ; Download Manual Driver V1.1(For SN.06) V1.1(For SN.07)    

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Use Rohm's flagship DAC chip BD34301EKV, and fully optimize its performance to make its THD+N as low as-117dB; USB uses XMOS XU-316, a real 32bit USB solution, PCM supports up to 768kHz, and DSD supports up to DSD512 The all-new CK-03 clock processing circuit achieves ultra-low clock jitter, making the clock jitter of fiber coax as excellent as USB; Customized low noise porcupine linear power supply; The specially designed discrete component stabilized power supply and multiple low-noise stabilized power supplies provide low-noise power supply for analog circuits; Qualcomm's latest Bluetooth chip supports SBC, AAC, aptX, aptX HD, LDAC; High-quality gold-plated input and output connection terminals; Newly designed high-quality knobs; Use tempered glass display panel, higher light transmittance, longer service life; Equipped with remote control and full function remote control. Japan Audio Society (JAS) Hi-Res certified. Download Driver Manual

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Every detail is high end design. 4 pieces of legendary R-2R chip PCM1704U-J from BB, 2 pieces per channel, fully balanced design, maximize chip performance! USB uses XMOS second generation 16 core processor XU216, supports native DSD512 and 32-bit 768kHz! Top digital filter chip SM5847. The clock system uses two accusilicon ultra-low phase noise crystal oscillators. Using Altera's high-speed CPLD to process the clock and reduce jitter. Support LVDS level I2S transmission (using HDMI interface), can transmit digital audio with the lowest jitter! Built in low clock jitter VCXO and PLL, support access to external clock! Full function remote control with color LCD and newly developed user interface. Use 7 OPA1612 top OP-AMPs from TI. High precision, low temperature drift, resistor and capacitor are widely used. Low noise discrete component power supply circuit. Customized low-noise sealed toroidal transformer manufactured by Noratel, UK; All aluminum alloy CNC shell, separate power supply and motherboard design, effectively isolate power interference. Download Driver Manual

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