{"product_id":"fiio-k13-r2r","title":"FiiO K13 R2R","description":"\u003ch3\u003eFiiO K13 R2R – Fully Balanced Desktop R2R DAC \u0026amp; Headphone Amplifier\u003c\/h3\u003e\n\u003cp\u003eFiiO K13 R2R delivers high-fidelity digital audio with its discrete resistor ladder DAC, powerful headphone output, and versatile connectivity. Ideal for audiophiles, headphone lovers, and digital music setups who want rich detail, warmth and flexibility.\u003c\/p\u003e\n\u003ch4\u003eKey Features\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eTrue 24-bit fully differential R2R ladder DAC:\u003c\/strong\u003e Uses FiiO’s four-channel resistor array with 48 precision thin-film resistors per channel (192 total), 0.1 % accuracy, low drift for organic, musical sound\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDual NOS \/ Oversampling modes:\u003c\/strong\u003e Choose NOS for unaltered, natural sound, or Oversampling to refine clarity and detail\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHigh-power headphone outputs:\u003c\/strong\u003e Both balanced and single-ended outputs; balanced drives up to ≈2400 mW + 2400 mW into 32 Ω, with gain settings to handle 600-Ω headphones\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWide connectivity:\u003c\/strong\u003e USB-C, optical, coaxial, I²S digital inputs; balanced XLR, 4.4 mm balanced and 6.35 mm single-ended headphone outs; balanced and single-ended line-outs\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePremium power architecture:\u003c\/strong\u003e Dual-rail power supplies (AC + external DC input), 30 W internal switching supply with shielded cover, many low-noise LDOs and DC-DC converters, premium capacitors for stable clean power\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDigital filters, PEQ \u0026amp; control:\u003c\/strong\u003e 10-band parametric EQ via FiiO Control app; multiple digital filters; OLED or LCD display for sample rate, input, filter settings; gain levels for matching headphones\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eCustomer Benefits\u003c\/h4\u003e\n\u003cp\u003eWith the K13 R2R you gain a DAC\/amp that not only reproduces music with warmth and nuance but also gives you enough power to drive demanding headphones without strain. The flexible inputs and outputs let you plug in your favourite sources and headphones seamlessly. Whether you want a relaxed listening session or detailed analytic playback, its control options (filters, PEQ, gain) allow you to dial in your preferred tone.\u003c\/p\u003e\n\u003ch4\u003eQuick Specs\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eDAC type:\u003c\/strong\u003e Fully differential 24-bit R2R resistor ladder (192 thin-film resistors total)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSupported formats:\u003c\/strong\u003e PCM up to 384 kHz\/32-bit; DSD up to DSD256\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eHeadphone outputs:\u003c\/strong\u003e Balanced (4.4 mm \u0026amp; XLR), single-ended 6.35 mm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced power output:\u003c\/strong\u003e ≈2400 mW + 2400 mW into 32 Ω (high gain)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eNoise \u0026amp; distortion:\u003c\/strong\u003e THD+N as low as ~0.00037 %; dynamic range ~124 dB; noise floor ~-124 dB\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCase \u0026amp; appearance:\u003c\/strong\u003e Aluminium chassis, “skylight” top window, available in black or silver finishes\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 21.0 × 18.8 × 4.2 cm\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 980 g\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eWhat’s in the Box\u003c\/h4\u003e\n\u003cul\u003e\n\u003cli\u003eFiiO K13 R2R unit\u003c\/li\u003e\n\u003cli\u003eUSB-C cable\u003c\/li\u003e\n\u003cli\u003eAC power cord\u003c\/li\u003e\n\u003cli\u003eDocumentation and safety guide\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch4\u003eUse Cases \/ Ideal For\u003c\/h4\u003e\n\u003cp\u003eGreat for audiophile desktop setups, headphone enthusiasts who want both power and detailed sound, and anyone who values control over their listening—whether for critical listening, mixing, or casual long sessions.\u003c\/p\u003e\n\u003ch4\u003eCompatibility\u003c\/h4\u003e\n\u003cp\u003eCompatible with Windows, macOS, Linux; supports USB, optical, coaxial, I²S digital sources; works with balanced or single-ended headphones; supports high and low gain to match sensitivity levels.\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\u003eWarm, natural sound from resistor ladder DAC\u003c\/li\u003e\n\u003cli\u003eHigh output power capable of driving demanding headphones\u003c\/li\u003e\n\u003cli\u003eFlexible inputs\/outputs and digital control options\u003c\/li\u003e\n\u003cli\u003ePremium build and excellent power supply design reduce noise and interference\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003e\u003cstrong\u003e⚠️ Cons:\u003c\/strong\u003e\u003c\/p\u003e\n\u003cul\u003e\n\u003cli\u003eNo analog line-level input to digitize analog sources directly\u003c\/li\u003e\n\u003cli\u003eLarge size for a desktop DAC, takes significant desk space\u003c\/li\u003e\n\u003cli\u003eBluetooth useful, but wireless streaming can’t match wired fidelity fully\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp\u003eThe FiiO K13 R2R stands out as a desktop DAC\/amp that delivers both raw technical excellence and musicality. If you want precision, power, and flexibility in one unit, the K13 R2R is a serious contender.\u003c\/p\u003e","brand":"FiiO","offers":[{"title":"Black","offer_id":54465466564876,"sku":"F-K13-R2R-BL","price":319.0,"currency_code":"EUR","in_stock":true},{"title":"Silver","offer_id":54465466597644,"sku":"F-K13-R2R-SL","price":319.0,"currency_code":"EUR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0711\/7416\/0652\/files\/Se65ddf9d6b5c4dd8816d0afbfb1acd47E.webp?v=1757577230","url":"https:\/\/soundium.com\/hr\/products\/fiio-k13-r2r","provider":"Soundium","version":"1.0","type":"link"}