{"product_id":"used-open-box-fiio-k17-desktop-dac-amp","title":"Used \/ Open-Box FiiO K17 Desktop DAC\/AMP","description":"\u003csection\u003e\n\u003ch2\u003eProduct overview\u003c\/h2\u003e\n\u003cp\u003eThe FiiO K17 is a Desktop DAC\/AMP for connecting digital sources to headphones or compact audio systems. HiFiLoop uses this page as a focused model page for used \/ open-box private-quote requests.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKey features\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003eHigh-end desktop DAC and headphone amplifier for USB, coaxial, optical, line, balanced, Bluetooth, streaming, and local playback modes.\u003c\/li\u003e\n\u003cli\u003eAKM flagship DAC platform with a discrete Class-AB MJE243G \/ MJE253G transistor headphone amplifier.\u003c\/li\u003e\n\u003cli\u003eBalanced output power supports demanding desktop headphone pairings.\u003c\/li\u003e\n\u003cli\u003eGlobal 31-band PEQ supports detailed tuning, with no PEQ processing on digital output.\u003c\/li\u003e\n\u003cli\u003eBalanced and single-ended headphone outputs plus XLR and RCA line outputs support flexible system matching.\u003c\/li\u003e\n\u003cli\u003eEthernet, dual-band Wi-Fi, Bluetooth reception, trigger, app control, remote control, and touchscreen operation support desktop use.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eKey specifications\u003c\/h2\u003e\n\u003ctable\u003e\n\u003ctbody\u003e\n\u003ctr\u003e\n\u003cth\u003eProduct type\u003c\/th\u003e\n\u003ctd\u003eDesktop DAC\/AMP\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDAC platform\u003c\/th\u003e\n\u003ctd\u003eAKM flagship DAC platform\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eAmplifier\u003c\/th\u003e\n\u003ctd\u003eMJE243G \/ MJE253G discrete transistor current-amplification headphone amplifier\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eUSB \/ Bluetooth\u003c\/th\u003e\n\u003ctd\u003eXMOS XU316 USB; QCC5125 Bluetooth reception\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eWorking modes\u003c\/th\u003e\n\u003ctd\u003eUSB DAC, coaxial decoding, optical decoding, line in, balanced in, Bluetooth receiving, streaming media receiving, local playback\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eSupported formats\u003c\/th\u003e\n\u003ctd\u003eUSB decoding up to 768kHz \/ 32-bit and DSD512 Native\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eBalanced output power\u003c\/th\u003e\n\u003ctd\u003eUp to L+R \u0026gt;= 4000mW + 4000mW at 32 ohms, ultra high gain mode\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePEQ\u003c\/th\u003e\n\u003ctd\u003eGlobal 31-band PEQ; no PEQ processing in digital output\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003eDimensions \/ weight\u003c\/th\u003e\n\u003ctd\u003eAbout 244.6 x 213 x 66.8 mm; about 2750 g\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003ctr\u003e\n\u003cth\u003ePower supply\u003c\/th\u003e\n\u003ctd\u003eAC 100-120V \/ 220-240V, 50\/60Hz\u003c\/td\u003e\n\u003c\/tr\u003e\n\u003c\/tbody\u003e\n\u003c\/table\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eSeries \/ category notes\u003c\/h2\u003e\n\u003cp\u003eThe K17 sits in the FiiO K Series and fits the Desktop audio converters and amplifiers category, making it relevant for buyers comparing Desktop DAC\/AMP options in similar listening setups.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eCondition \u0026amp; availability\u003c\/h2\u003e\n\u003cp\u003eReference page only. Manual availability check required.\u003c\/p\u003e\n\u003cp\u003eThis is a used \/ open-box reference listing.\u003c\/p\u003e\n\u003cp\u003eFinal pricing, condition, accessories, and availability are confirmed case by case.\u003c\/p\u003e\n\u003cp\u003eReference price is for price context only. Availability and final quote are confirmed manually before payment. New or like-new options can be checked on request.\u003c\/p\u003e\n\u003cp\u003eFor this Desktop DAC\/AMP unit, HiFiLoop checks functional status, cosmetic condition, included accessories, version details, photos, and known limitations before quoting. Where relevant, battery behavior, charging, controls, ports, and connectivity are reviewed for the specific unit being offered.\u003c\/p\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eShipping \u0026amp; support\u003c\/h2\u003e\n\u003cul\u003e\n\u003cli\u003e3–5 business days processing after confirmation\u003c\/li\u003e\n\u003cli\u003e7–15 days typical international shipping\u003c\/li\u003e\n\u003cli\u003eFree shipping over $199\u003c\/li\u003e\n\u003cli\u003e14-day DOA support\u003c\/li\u003e\n\u003cli\u003eRepair path from day 15 to day 180\u003c\/li\u003e\n\u003cli\u003eBuyer may be responsible for return shipping, taxes, and duties\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/section\u003e\n\u003csection\u003e\n\u003ch2\u003eFAQ\u003c\/h2\u003e\n\u003ch3\u003eWhat does Reference price mean?\u003c\/h3\u003e\n\u003cp\u003eReference price is for price context only. It is a planning guide, not a final selling price. Final terms are confirmed with the exact unit.\u003c\/p\u003e\n\u003ch3\u003eIs this exact unit ready to ship?\u003c\/h3\u003e\n\u003cp\u003eManual availability check required. This page identifies the model, not a guaranteed ready-to-ship unit. Timing is confirmed during the quote process.\u003c\/p\u003e\n\u003ch3\u003eCan HiFiLoop help me find another unit?\u003c\/h3\u003e\n\u003cp\u003eYes. New or like-new options can be checked on request. Share your preferred condition, accessories, budget range, and region so HiFiLoop can look for another suitable used \/ open-box option.\u003c\/p\u003e\n\u003c\/section\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":48313281577174,"sku":null,"price":699.0,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0790\/7445\/9862\/files\/SKU__1_92974e64-4001-4ec0-997d-224fcc56b611.jpg?v=1780366652","url":"https:\/\/www.hifiloop.com\/products\/used-open-box-fiio-k17-desktop-dac-amp","provider":"HiFiLoop","version":"1.0","type":"link"}