{"product_id":"smsl-su-3","title":"SMSL SU-3 USB DAC with AK4496, 32-Band PEQ and DSD512","description":"\u003cdiv style=\"font-family:Arial,Helvetica,sans-serif;color:#222;line-height:1.6;\"\u003e\n\u003ch2 style=\"margin:0 0 12px;\"\u003eSMSL SU-3 High-Resolution USB DAC\u003c\/h2\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003eThe SMSL SU-3 is a compact high-resolution digital-to-analog converter built around AKM's AK4496 decoding chip and XMOS XU-316 audio master control system. With support for PCM up to 32-bit\/768kHz, DSD512, 32-band fine PEQ adjustment, and both balanced XLR and single-ended RCA line outputs, it brings serious digital audio control to a desktop or home Hi-Fi system.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003eKey Features\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 16px;padding-left:22px;\"\u003e\n\u003cli\u003eAKM AK4496 high-performance decoding chip\u003c\/li\u003e\n\u003cli\u003eXMOS XU-316 audio master control system\u003c\/li\u003e\n\u003cli\u003ePCM support up to 32-bit\/768kHz\u003c\/li\u003e\n\u003cli\u003eDSD512 high-resolution audio decoding\u003c\/li\u003e\n\u003cli\u003e32-band fine PEQ equalization with EQ power-off memory\u003c\/li\u003e\n\u003cli\u003eUSB, optical, and coaxial digital inputs\u003c\/li\u003e\n\u003cli\u003eBalanced XLR and single-ended RCA line outputs\u003c\/li\u003e\n\u003cli\u003eDual high-precision, low-phase-noise femtosecond crystal oscillators\u003c\/li\u003e\n\u003cli\u003eDedicated USB power filtering system\u003c\/li\u003e\n\u003cli\u003eCNC-machined anodized aluminum alloy housing\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003eAKM AK4496 Conversion with Ultra-Low Distortion\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003eThe SU-3 uses AKM's AK4496 decoding chip for accurate digital signal conversion. SMSL's circuit refinement and acoustic tuning are designed to reduce signal loss and harmonic interference, with a stated THD+N of 0.00012% (-118dB). The result is a clean, detailed signal path for music playback across a wide range of systems.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003eStable Timing with Femtosecond Clock Oscillators\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003eTwo high-precision, low-phase-noise femtosecond crystal oscillators provide the main clock reference. By reducing phase noise and controlling transmission timing, the SU-3 is designed to support more stable and accurate digital-to-analog conversion.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003ePCM 768kHz and DSD512 Support\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003eThe XMOS XU-316 multi-core audio control system supports PCM up to 32-bit\/768kHz and DSD512 decoding. This high-resolution capability is designed to preserve subtle overtones, spatial information, dynamic changes, and fine musical texture in compatible recordings.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003e32-Band Fine PEQ Equalization\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003eThe built-in 32-band parametric equalizer lets you fine-tune the listening experience across the audio range. Adjust tonal balance, bass and treble gain, brightness, and soundstage presentation to suit different music styles, connected equipment, and personal preferences. The EQ power-off memory function automatically recalls your settings after restart.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003eUSB, Optical, and Coaxial Inputs\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003eThe SU-3 supports asynchronous USB transmission as well as optical and coaxial digital inputs. Connect it to a computer, streamer, CD transport, game system, or other compatible digital source and select the input that best suits your system.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003eBalanced XLR and RCA Line Outputs\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003eFor system flexibility, the SU-3 provides both balanced XLR and single-ended RCA line outputs. The XLR output is designed to offer strong resistance to interference over longer signal paths, while the RCA output provides broad compatibility with desktop and home Hi-Fi equipment.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003eUSB-Powered Filtering and Refined Construction\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 16px;\"\u003eA dedicated power filter system is designed to reduce noise, ripple, and electromagnetic interference from USB power while maintaining stable operation for the decoding and clock circuits. The compact housing is made from CNC-machined anodized aluminum alloy with a clean front-panel design that suits desktop and home audio environments. The SU-3 can be placed flat, vertically, or on its side to fit different setups.\u003c\/p\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003eSpecifications\u003c\/h3\u003e\n\u003cul style=\"margin:0 0 16px;padding-left:22px;\"\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct type:\u003c\/strong\u003e Digital-to-analog converter (DAC)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDecoding chip:\u003c\/strong\u003e AKM AK4496\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB audio controller:\u003c\/strong\u003e XMOS XU-316\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eInputs:\u003c\/strong\u003e USB, optical, and coaxial\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOutputs:\u003c\/strong\u003e Balanced XLR line out and single-ended RCA line out\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eBalanced output level:\u003c\/strong\u003e 4Vrms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSingle-ended output level:\u003c\/strong\u003e 2Vrms\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eTHD+N:\u003c\/strong\u003e 0.00012% (-118dB)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDynamic range:\u003c\/strong\u003e 126dB (XLR), 123dB (RCA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSNR:\u003c\/strong\u003e 126dB (XLR), 123dB (RCA)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB transmission:\u003c\/strong\u003e Asynchronous\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB PCM support:\u003c\/strong\u003e 44.1kHz–768kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB DSD support:\u003c\/strong\u003e 2.8224MHz–22.5792MHz, up to DSD512\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical\/coaxial sampling rate:\u003c\/strong\u003e 44.1kHz–192kHz\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eUSB bit depth:\u003c\/strong\u003e 1-bit–32-bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eOptical\/coaxial bit depth:\u003c\/strong\u003e 16-bit–24-bit\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eEqualizer:\u003c\/strong\u003e 32-band fine PEQ with power-off memory\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible systems:\u003c\/strong\u003e Windows 7\/8\/8.1\/10\/11, Mac OS X 10.6 or later, and Linux\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003ePower consumption:\u003c\/strong\u003e Less than 5W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eStandby power consumption:\u003c\/strong\u003e Less than 0.1W\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eDimensions:\u003c\/strong\u003e 116 × 40 × 87mm (W × H × D)\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eWeight:\u003c\/strong\u003e 310g \/ 0.683lb\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003ch3 style=\"margin:20px 0 8px;\"\u003eFrequently Asked Questions\u003c\/h3\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eWhat digital inputs does the SU-3 support?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eIt supports USB, optical, and coaxial digital inputs.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eDoes it support balanced output?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 14px;\"\u003eYes. The SU-3 provides a balanced XLR line output as well as a single-ended RCA line output.\u003c\/p\u003e\n\u003cp style=\"margin:0 0 8px;\"\u003e\u003cstrong\u003eCan I adjust the sound with an equalizer?\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp style=\"margin:0 0 20px;\"\u003eYes. The built-in 32-band fine PEQ lets you customize the frequency response, and the EQ power-off memory recalls your settings after restart.\u003c\/p\u003e\n\u003cdiv style=\"margin:0;padding:0;line-height:0;\"\u003e\n\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S37e022b44da242bcbcdcc2337cf913fbc.jpg\" alt=\"SMSL SU-3 USB DAC\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Scfd79f7c31b845b3b9108850c9a41905Q.jpg\" alt=\"SMSL SU-3 AKM AK4496 DAC\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S0dde9e1d260e466288bedfd30c5aa8a8V.jpg\" alt=\"SMSL SU-3 32-band PEQ equalizer\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S5440771667c24c0cba32fc63a17c8e69N.jpg\" alt=\"SMSL SU-3 DSD512 and PCM 768kHz support\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S07bda298070e4672a1dcdc37566ce802A.jpg\" alt=\"SMSL SU-3 XMOS XU-316\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sfc521870ee604d3a8c12b7b11d30eadfp.jpg\" alt=\"SMSL SU-3 digital audio inputs\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S8327dfea250e4f258fee5021a435b7c5c.jpg\" alt=\"SMSL SU-3 XLR and RCA outputs\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S74322de4ee614134a52d9219dd7a4228R.jpg\" alt=\"SMSL SU-3 balanced line output\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S7572e82963f74fde95a344601113ca4fg.jpg\" alt=\"SMSL SU-3 aluminum alloy housing\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sfc4623b78b7c4af2a2b12f7f65491fd4g.jpg\" alt=\"SMSL SU-3 desktop Hi-Fi DAC\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/Sdc15aded20e444f5984dd31e28d5c454e.jpg\" alt=\"SMSL SU-3 compact DAC design\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S42475647c59f403d859f59964c378ce8f.jpg\" alt=\"SMSL SU-3 digital to analog converter\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S422d096e445e46279ff93608d1b799522.jpg\" alt=\"SMSL SU-3 product specifications\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\u003cimg src=\"https:\/\/ae-pic-a1.aliexpress-media.com\/kf\/S5c8eb7607b7649d7bf9b5f9fa95b1258Z.jpg\" alt=\"SMSL SU-3 product details\" style=\"display:block;width:100%;height:auto;margin:0;padding:0;border:0;\"\u003e\n\u003c\/div\u003e\n\u003c\/div\u003e","brand":"SMSL","offers":[{"title":"SU-3","offer_id":50885967610095,"sku":"1005013262115813-SU-3","price":189.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0626\/2004\/1455\/files\/S6920251a1abd4f0eb905acf62e4fc0eac.webp?v=1790228013","url":"https:\/\/thehificat.com\/products\/smsl-su-3","provider":"The HiFi Cat","version":"1.0","type":"link"}