{"product_id":"fosi-ph05","title":"Fosi Audio PH05","description":"\u003cp\u003eFosi Audio PH05 is a one-input, five-output headphone distribution amplifier for sharing one stereo source with up to five listeners.\u003c\/p\u003e\u003cp\u003eFive independently adjustable 310mW channels, master volume and one-touch mute make it useful for group listening, teaching, podcasting and headphone comparison.\u003c\/p\u003e\u003ch2\u003eWhy it stands out\u003c\/h2\u003e\u003ch3\u003eFive independent headphone channels\u003c\/h3\u003e\u003cp\u003eEach 3.5mm output has its own level control for different listeners and headphone sensitivities.\u003c\/p\u003e\u003ch3\u003e310mW per channel\u003c\/h3\u003e\u003cp\u003eAll five outputs provide rated power of 310mW at 32Ω for 16–300Ω headphones.\u003c\/p\u003e\u003ch3\u003eMaster control and instant mute\u003c\/h3\u003e\u003cp\u003eA large master volume knob and one-touch mute simplify group control.\u003c\/p\u003e\u003ch3\u003eLow-noise distribution design\u003c\/h3\u003e\u003cp\u003eNE5532 amplification, 105dB SNR and 0.001% THD preserve a clean shared signal.\u003c\/p\u003e\u003ch2\u003eBest for\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eGroup listening sessions\u003c\/li\u003e\n\u003cli\u003eStudio or podcast headphone monitoring\u003c\/li\u003e\n\u003cli\u003eTeaching and language labs\u003c\/li\u003e\n\u003cli\u003eComparing several headphones from one source\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eNot ideal for\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eCombining several sources into one output\u003c\/li\u003e\n\u003cli\u003eHeadsets requiring microphone pass-through\u003c\/li\u003e\n\u003cli\u003ePassive speakers or speaker-level amplification\u003c\/li\u003e\n\u003c\/ul\u003e\u003cdiv class=\"emiuzek-product-content-images\" style=\"grid-column:1 \/ -1;width:100%;max-width:1100px;margin:8px auto 32px;\"\u003e\n\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/PH05_6_ef6c75c3-fdc5-4f58-b84c-1eeee3721ef0.webp?v=1758639104\" alt=\"Fosi Audio PH05 five-channel headphone amplifier low-noise audio performance\" loading=\"lazy\" style=\"display:block;width:100%;max-width:1100px;height:auto;margin:0 auto 24px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/PH05_8_1a1f6921-a7ac-411b-8aab-56c878f0dd11.webp?v=1758639104\" alt=\"Fosi Audio PH05 input, five headphone outputs and independent volume controls\" loading=\"lazy\" style=\"display:block;width:100%;max-width:1100px;height:auto;margin:0 auto 24px;\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/PH05_4_de45e448-856a-42fd-a8ed-94c16aa81802.webp?v=1758639104\" alt=\"Fosi Audio PH05 group listening, podcast monitoring and classroom scenarios\" loading=\"lazy\" style=\"display:block;width:100%;max-width:1100px;height:auto;margin:0 auto 24px;\"\u003e\n\u003c\/div\u003e\u003ch2\u003eEMiUZEK Buying Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003ePH05 is one input to five outputs; it cannot work in reverse as a five-input mixer.\u003c\/li\u003e\n\u003cli\u003eAll outputs are stereo 3.5mm headphone connections and do not carry microphone signals.\u003c\/li\u003e\n\u003cli\u003eSet master and channel volumes low before connecting headphones.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003ch3\u003eCan it accept five sources?\u003c\/h3\u003e\u003cp\u003eNo. PH05 distributes one stereo input to five headphone outputs.\u003c\/p\u003e\u003ch3\u003eCan each listener set a different volume?\u003c\/h3\u003e\u003cp\u003eYes. Each output has an independent level control.\u003c\/p\u003e\u003ch3\u003eDoes it support headset microphones?\u003c\/h3\u003e\u003cp\u003eNo. It carries stereo playback audio only.\u003c\/p\u003e\u003ch3\u003eCan it drive passive speakers?\u003c\/h3\u003e\u003cp\u003eNo. It is a headphone amplifier, not a speaker power amplifier.\u003c\/p\u003e\u003ch3\u003eWhat headphones are supported?\u003c\/h3\u003e\u003cp\u003eFosi specifies 16–300Ω headphones.\u003c\/p\u003e\u003ch3\u003eCan all five outputs be muted together?\u003c\/h3\u003e\u003cp\u003eYes. Use the one-touch mute function.\u003c\/p\u003e\u003ch2\u003eHOW TO CONNECT\u003c\/h2\u003e\u003ch3\u003eGroup listening\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSource:\u003c\/strong\u003e Phone, DAC, mixer or audio interface\u003cbr\u003e\u003cstrong\u003eConnection:\u003c\/strong\u003e 3.5mm AUX\u003cbr\u003e\u003cstrong\u003eOutput:\u003c\/strong\u003e Five 3.5mm outputs\u003cbr\u003e\u003cstrong\u003eTarget:\u003c\/strong\u003e Up to five headphones\u003cbr\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Start with all channel levels low.\u003c\/p\u003e\u003ch3\u003eStudio monitoring\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSource:\u003c\/strong\u003e Mixer or audio interface\u003cbr\u003e\u003cstrong\u003eConnection:\u003c\/strong\u003e 3.5mm stereo line\u003cbr\u003e\u003cstrong\u003eOutput:\u003c\/strong\u003e Five headphone outputs\u003cbr\u003e\u003cstrong\u003eTarget:\u003c\/strong\u003e Performers or reviewers\u003cbr\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Use independent controls for each listener.\u003c\/p\u003e\u003ch3\u003eHeadphone comparison\u003c\/h3\u003e\u003cp\u003e\u003cstrong\u003eSource:\u003c\/strong\u003e Single DAC or player\u003cbr\u003e\u003cstrong\u003eConnection:\u003c\/strong\u003e 3.5mm AUX\u003cbr\u003e\u003cstrong\u003eOutput:\u003c\/strong\u003e Selected headphone outputs\u003cbr\u003e\u003cstrong\u003eTarget:\u003c\/strong\u003e Multiple headphones\u003cbr\u003e\u003cstrong\u003eNote:\u003c\/strong\u003e Level-match carefully before comparing.\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ch3\u003eAudio performance\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eRated output\u003c\/td\u003e\n\u003ctd\u003e310mW × 5 at 32Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eHeadphone impedance\u003c\/td\u003e\n\u003ctd\u003e16–300Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSNR \/ Dynamic range\u003c\/td\u003e\n\u003ctd\u003e105dB \/ 105dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eTHD\u003c\/td\u003e\n\u003ctd\u003e0.001%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eSINAD \/ Crosstalk\u003c\/td\u003e\n\u003ctd\u003e90dB \/ 90dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eFrequency response\u003c\/td\u003e\n\u003ctd\u003e20Hz–20kHz (±0.5dB)\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch3\u003eConnections and power\u003c\/h3\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eFeature\u003c\/th\u003e\n\u003cth\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eInput\u003c\/td\u003e\n\u003ctd\u003e3.5mm AUX × 1\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOutputs\u003c\/td\u003e\n\u003ctd\u003e3.5mm headphone × 5\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eOp-amp\u003c\/td\u003e\n\u003ctd\u003eTI NE5532\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003ePower\u003c\/td\u003e\n\u003ctd\u003eDC 12V \/ 1A\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eRecommended System Setup\u003c\/h2\u003e\u003ctable\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth\u003eSetup\u003c\/th\u003e\n\u003cth\u003eConnection\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003ctd\u003eGroup session\u003c\/td\u003e\n\u003ctd\u003eSource → PH05 → Up to five headphones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eStudio\u003c\/td\u003e\n\u003ctd\u003eAudio interface → PH05 → Performers' headphones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003ctd\u003eComparison\u003c\/td\u003e\n\u003ctd\u003eDAC → PH05 → Multiple headphones\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003ch2\u003eAdditional Product Content\u003c\/h2\u003e\u003ch3\u003eFosi Audio product comparison\u003c\/h3\u003e\u003cp\u003eCompare the models by the differences that most affect system matching and everyday use.\u003c\/p\u003e\u003cdiv style=\"max-width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;\"\u003e\u003ctable style=\"min-width:860px;\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"min-width:150px;\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"min-width:190px;\"\u003ePH05\u003c\/th\u003e\n\u003cth style=\"min-width:190px;\"\u003ePH04\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct position\u003c\/th\u003e\n\u003ctd\u003eFive-channel headphone distributor\u003c\/td\u003e\n\u003ctd\u003eFour-channel headphone distributor\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eInputs\u003c\/th\u003e\n\u003ctd\u003e1 × 3.5mm stereo\u003c\/td\u003e\n\u003ctd\u003e1 × 3.5mm stereo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eHeadphone outputs\u003c\/th\u003e\n\u003ctd\u003e5 × 3.5mm\u003c\/td\u003e\n\u003ctd\u003e4 × 3.5mm\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eIndependent volume\u003c\/th\u003e\n\u003ctd\u003eFive channels\u003c\/td\u003e\n\u003ctd\u003eFour channels\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOutput power\u003c\/th\u003e\n\u003ctd\u003e310mW per channel at 32Ω\u003c\/td\u003e\n\u003ctd\u003e40mW at 100Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupported impedance\u003c\/th\u003e\n\u003ctd\u003e16–300Ω\u003c\/td\u003e\n\u003ctd\u003eApplication dependent\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMaster volume\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eOne-touch mute\u003c\/th\u003e\n\u003ctd\u003eYes\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eMicrophone support\u003c\/th\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003ctd\u003eNo\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBest use\u003c\/th\u003e\n\u003ctd\u003eFive-listener monitoring\u003c\/td\u003e\n\u003ctd\u003eBasic four-listener distribution\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Black \/ US","offer_id":43674010517597,"sku":"Fosi-Audio-PH05-Black-US","price":254.0,"currency_code":"BRL","in_stock":true},{"title":"Black \/ EU","offer_id":43674010550365,"sku":"Fosi-Audio-PH05-Black-EU","price":254.0,"currency_code":"BRL","in_stock":true},{"title":"Black \/ AU","offer_id":43674010583133,"sku":"Fosi-Audio-PH05-Black-AU","price":254.0,"currency_code":"BRL","in_stock":true},{"title":"Black \/ UK","offer_id":43674010615901,"sku":"Fosi-Audio-PH05-Black-UK","price":254.0,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/Fosi_Audio_PH05_1faddb6e-a450-4471-bc45-7760f95013a5.webp?v=1785380489","url":"https:\/\/emiuzek.com\/pt-br\/products\/fosi-ph05","provider":"EMiUZEK","version":"1.0","type":"link"}