{"product_id":"fosi-audio-ds2","title":"Fosi Audio DS2","description":"\u003cp\u003eFosi Audio DS2 (2024) is a portable USB DAC and headphone amplifier for mobile devices and computers.\u003c\/p\u003e\u003cp\u003eDual CS43131 DACs, independent volume control and 3.5mm plus 4.4mm outputs deliver clean, powerful wired headphone playback in a compact dongle.\u003c\/p\u003e\u003ch2\u003eWhy it stands out\u003c\/h2\u003e\u003ch3\u003eDual CS43131 DAC architecture\u003c\/h3\u003e\u003cp\u003eThe current 2024 version uses two Cirrus Logic DAC chips for low-noise conversion.\u003c\/p\u003e\u003ch3\u003eStrong balanced output\u003c\/h3\u003e\u003cp\u003eThe 4.4mm output provides substantially more power than the single-ended connection.\u003c\/p\u003e\u003ch3\u003eIndependent hardware volume\u003c\/h3\u003e\u003cp\u003eDedicated buttons allow finer adjustment without relying only on the source device.\u003c\/p\u003e\u003ch3\u003eHigh-resolution playback\u003c\/h3\u003e\u003cp\u003eSupports PCM up to 32-bit\/384kHz and DSD256.\u003c\/p\u003e\u003ch2\u003eBest for\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eUSB-C phone and tablet listening\u003c\/li\u003e\n\u003cli\u003eWindows and Mac headphone systems\u003c\/li\u003e\n\u003cli\u003eSensitive IEMs and full-size wired headphones\u003c\/li\u003e\n\u003cli\u003eUsers needing 3.5mm and 4.4mm outputs\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eNot ideal for\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eBluetooth or wireless headphones\u003c\/li\u003e\n\u003cli\u003eHeadsets requiring microphone support\u003c\/li\u003e\n\u003cli\u003eUsers expecting an internal battery\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch2\u003eEMiUZEK Buying Notes\u003c\/h2\u003e\u003cul\u003e\n\u003cli\u003eThis listing is for the DS2 2024 version with dual CS43131 DACs; older DS2 specifications do not apply.\u003c\/li\u003e\n\u003cli\u003eDS2 draws power from the connected source and can feel warm during normal operation.\u003c\/li\u003e\n\u003cli\u003eLightning devices require a compatible Lightning-to-USB-C OTG cable that may be sold separately.\u003c\/li\u003e\n\u003c\/ul\u003e\u003cstyle\u003e@media (min-width:650px){.pbg__notes .emiuzek-product-content-images{width:calc(148.148% + 50px)!important;margin-left:calc(-48.148% - 50px)!important}}@media(max-width:649px){.pbg__notes .emiuzek-product-content-images{width:100%!important;margin-left:0!important}}.emiuzek-product-content-images img{display:block;width:100%;height:auto}\u003c\/style\u003e\u003cdiv class=\"emiuzek-product-content-images\" style=\"margin:32px 0\"\u003e\n\u003cp style=\"margin:24px auto\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/DS2-2-666.webp?v=1759025437\" alt=\"Compatible with Your Mobile Phone\" loading=\"lazy\" style=\"display:block;width:100%;max-width:1100px;height:auto;margin:0 auto\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:24px auto\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/DS2-2-670.webp?v=1759025453\" alt=\"DualCs43131 Flagship DAc Chips\" loading=\"lazy\" style=\"display:block;width:100%;max-width:1100px;height:auto;margin:0 auto\"\u003e\u003c\/p\u003e\n\u003cp style=\"margin:24px auto\"\u003e\u003cimg src=\"https:\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/DS2-2-672.webp?v=1759025453\" alt=\"Compatible with Your Tablet PC\" loading=\"lazy\" style=\"display:block;width:100%;max-width:1100px;height:auto;margin:0 auto\"\u003e\u003c\/p\u003e\n\u003c\/div\u003e\u003ch2\u003eFrequently asked questions\u003c\/h2\u003e\u003ch3\u003eWhich DAC chips are used?\u003c\/h3\u003e\u003cp\u003eThe current DS2 2024 uses dual CS43131 DACs.\u003c\/p\u003e\u003ch3\u003eWhat is the maximum resolution?\u003c\/h3\u003e\u003cp\u003ePCM up to 32-bit\/384kHz and DSD256.\u003c\/p\u003e\u003ch3\u003eDoes it have a battery?\u003c\/h3\u003e\u003cp\u003eNo. It is powered by the connected USB device.\u003c\/p\u003e\u003ch3\u003eCan it drive 4.4mm balanced headphones?\u003c\/h3\u003e\u003cp\u003eYes, with compatible balanced-wired headphones.\u003c\/p\u003e\u003ch3\u003eCan I use a 3.5mm-to-4.4mm adapter?\u003c\/h3\u003e\u003cp\u003eNo. Use headphones terminated correctly for the selected output.\u003c\/p\u003e\u003ch3\u003eWhy does it feel warm?\u003c\/h3\u003e\u003cp\u003eA moderate temperature rise is normal during high-resolution or higher-output operation.\u003c\/p\u003e\u003ch2\u003eHOW TO CONNECT\u003c\/h2\u003e\u003ch3\u003eUSB-C phone listening\u003c\/h3\u003e\u003cp\u003eSource icon: phone\u003cbr\u003eSource: USB-C phone \/ tablet\u003cbr\u003eConnection: USB-C audio\u003cbr\u003eOutput connection: 3.5mm output\u003cbr\u003eTarget icon: headphones\u003cbr\u003eOutput: Wired headphones or IEMs\u003c\/p\u003e\u003ch3\u003eBalanced portable listening\u003c\/h3\u003e\u003cp\u003eSource icon: phone\u003cbr\u003eSource: USB-C phone \/ player\u003cbr\u003eConnection: USB-C audio\u003cbr\u003eOutput connection: 4.4mm balanced output\u003cbr\u003eTarget icon: headphones\u003cbr\u003eOutput: Balanced headphones\u003c\/p\u003e\u003ch3\u003eComputer headphone system\u003c\/h3\u003e\u003cp\u003eSource icon: computer\u003cbr\u003eSource: Windows PC \/ Mac\u003cbr\u003eConnection: USB audio\u003cbr\u003eOutput connection: 3.5mm or 4.4mm output\u003cbr\u003eTarget icon: headphones\u003cbr\u003eOutput: Wired headphones\u003c\/p\u003e\u003ch2\u003eTechnical Specifications\u003c\/h2\u003e\u003ch3\u003eAudio architecture\u003c\/h3\u003e\u003cdiv style=\"width:100%;overflow-x:auto\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;table-layout:fixed\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding:11px;border:1px solid #ddd;text-align:left\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eProduct type\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003ePortable USB DAC and headphone amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eDAC chipset\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003eDual CS43131\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eMaximum PCM\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003e32-bit \/ 384kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eDSD\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003eDSD64 \/ 128 \/ 256\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch3\u003eOutputs and performance\u003c\/h3\u003e\u003cdiv style=\"width:100%;overflow-x:auto\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;table-layout:fixed\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left\"\u003eFeature\u003c\/th\u003e\n\u003cth style=\"padding:11px;border:1px solid #ddd;text-align:left\"\u003eSpecification\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eHeadphone outputs\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003e3.5mm single-ended; 4.4mm balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eOutput power\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003e128mW @ 32Ω single-ended; 170mW @ 32Ω balanced\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eRecommended impedance\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003e16–300Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eSNR\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003e≥130dB\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth scope=\"row\" style=\"width:42%;padding:11px;border:1px solid #ddd;text-align:left;vertical-align:top\"\u003eTHD+N\u003c\/th\u003e\n\u003ctd style=\"padding:11px;border:1px solid #ddd;vertical-align:top\"\u003e\u0026lt;0.0002%\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e\u003ch2\u003eAdditional Product Content\u003c\/h2\u003e\u003ch3\u003eComparison: Which Fosi Audio model is right for you?\u003c\/h3\u003e\u003cdiv style=\"overflow-x:auto\"\u003e\u003ctable style=\"width:100%;border-collapse:collapse;min-width:680px\"\u003e\n\u003cthead\u003e\u003ctr\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eModel\u003c\/th\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eDS1\u003c\/th\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eDS2 2024\u003c\/th\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eDS3\u003c\/th\u003e\n\u003c\/tr\u003e\u003c\/thead\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003ePrimary use\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003ePortable Hi-Res music\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003ePortable Hi-Res music\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eMusic and gaming spatial audio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eDAC \/ processing\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eESS ES9038Q2M\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eDual CS43131\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eHardware 7.1 processing\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eMaximum PCM\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003e32-bit \/ 768kHz\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003e32-bit \/ 384kHz\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003e32-bit \/ 768kHz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eMaximum DSD\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eDSD512\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eDSD256\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eDSD512\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eMaximum stated output\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003e220mW @ 32Ω balanced\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003e510mW @ 32Ω balanced (manual)\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003e220mW @ 32Ω\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eBest use\u003c\/th\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eCompact ESS dongle\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eHigher-power balanced portable setup\u003c\/td\u003e\n\u003ctd style=\"padding:10px;border:1px solid #ddd;text-align:left\"\u003eGaming effects and spatial audio\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\u003c\/div\u003e","brand":"Fosi Audio","offers":[{"title":"Black","offer_id":43722920886365,"sku":"Fosi-Audio-DS2-Black","price":256.0,"currency_code":"BRL","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0604\/7422\/8829\/files\/Fosi_Audio_DS2.webp?v=1785222651","url":"https:\/\/emiuzek.com\/pt-br\/products\/fosi-audio-ds2","provider":"EMiUZEK","version":"1.0","type":"link"}