{"product_id":"fiio-jm21","title":"FiiO JM21","description":"\u003ch3\u003eFiiO JM21 – Portable Hi-Res Music Player with Dual DAC Architecture\u003c\/h3\u003e\n\u003cp\u003eThe FiiO JM21 is a compact hi-res music player built for modern audiophiles who want true high-fidelity sound anywhere. With a Snapdragon 680 processor, dual CS43198 DACs, balanced 4.4 mm output and Android 13, it blends streaming freedom with powerful wired performance. Its slim, lightweight design, LDAC Bluetooth support and long battery life make it a versatile everyday companion — available at Soundium.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual CS43198 DACs:\u003c\/strong\u003e Fully balanced audio architecture delivers clean, detailed and natural sound with excellent dynamics.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003e700 mW balanced output:\u003c\/strong\u003e Easily drives everything from sensitive IEMs to demanding full-size headphones.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSnapdragon 680 processor:\u003c\/strong\u003e Smooth performance for streaming, browsing large libraries and running audio apps.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAndroid 13 interface:\u003c\/strong\u003e Modern app support and familiar navigation with access to streaming services and custom playback tools.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDAPS jitter control:\u003c\/strong\u003e Femtosecond crystal oscillators ensure ultra-low jitter and stable high-resolution decoding.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTwo-way Bluetooth:\u003c\/strong\u003e Transmit or receive LDAC, aptX HD, LHDC and more for wireless flexibility.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eMultiple outputs:\u003c\/strong\u003e 4.4 mm balanced, 3.5 mm single-ended\/SPDIF and USB-C audio for any setup.\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLong battery life:\u003c\/strong\u003e Up to 12.5 hours using SE output, or 9.5 hours balanced.\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eThe JM21 offers the freedom of a modern Android player with the sonic precision of a dual-DAC audiophile device. Its strong output power, low noise floor and clean tuning make it ideal for both portable listening and use as a USB DAC at home. Whether you stream in high resolution, play local files or connect wirelessly, the JM21 delivers a detailed and immersive sound experience in a slim, pocket-friendly form.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 12.07 × 6.8 × 1.3 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 156 g\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProcessor:\u003c\/strong\u003e Snapdragon 680 (8-core, 6 nm)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eRAM \/ Storage:\u003c\/strong\u003e 3 GB \/ 32 GB + microSD up to 2 TB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDisplay:\u003c\/strong\u003e 4.7-inch HD (750 × 1334)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBluetooth:\u003c\/strong\u003e SBC, AAC, aptX, aptX HD, LHDC, LDAC\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDAC:\u003c\/strong\u003e Dual CS43198\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e 4.4 mm balanced, 3.5 mm SE\/SPDIF\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSE power:\u003c\/strong\u003e 245 mW + 245 mW (32 Ω)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced power:\u003c\/strong\u003e 700 mW + 700 mW (32 Ω)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eLocal decoding:\u003c\/strong\u003e PCM 384 kHz\/32-bit, DSD256\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB output:\u003c\/strong\u003e PCM 768 kHz\/32-bit, DSD512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSNR:\u003c\/strong\u003e ≥130 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise floor:\u003c\/strong\u003e \u0026lt;1.5 μV\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBattery:\u003c\/strong\u003e 2400 mAh, 12.5 h SE \/ 9.5 h balanced\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFiiO JM21\u003c\/li\u003e\n\u003cli\u003eUSB-C charging\/data cable\u003c\/li\u003e\n\u003cli\u003eQuick start guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003ePerfect for portable hi-res listening, streaming with premium apps, driving demanding headphones, wireless LDAC playback, USB DAC use with laptops and desktop systems.\u003c\/p\u003e\n\u003ch4\u003ePros \u0026amp; Cons\u003c\/h4\u003e\n\u003cp\u003e\u003cstrong\u003e✅ Pros:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003ePowerful balanced output for its size\u003c\/li\u003e\n\u003cli\u003eFlagship-level DAC architecture with excellent SNR\u003c\/li\u003e\n\u003cli\u003eClean, very low noise floor ideal for IEMs\u003c\/li\u003e\n\u003cli\u003eAndroid 13 for seamless streaming and app support\u003c\/li\u003e\n\u003cli\u003eTwo-way Bluetooth with many high-res codecs\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eBalanced mode reduces battery life\u003c\/li\u003e\n\u003cli\u003eCompact size limits on-device storage (microSD expansion solves this)\u003c\/li\u003e\n\u003cli\u003eNo physical volume wheel for tactile control\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe FiiO JM21 merges modern Android functionality with a powerful dual-DAC audio design, giving portable listeners a refined, high-resolution experience in a slim, lightweight player. Available at Soundium.\u003c\/p\u003e","brand":"FiiO","offers":[{"title":"Default Title","offer_id":54587972092172,"sku":"F-JM21","price":219.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/JM21Black1.webp?v=1766486083","url":"https:\/\/soundium.com\/cs\/products\/fiio-jm21","provider":"Soundium","version":"1.0","type":"link"}