{"product_id":"smsl-do400-hifi-dac-headphone-amplifier-es9039mspro-chip-mqa-cd-decoder-bt-5-1-ldac-aptx-hd-xmos-xu316-768khz-dsd512-4-4mm-xlr-6-35mm-outputs-usb-aes-opt-coax-i-s-inputblack-color-black-1","title":"SMSL DO400 HiFi DAC \u0026 Headphone Amplifier-ES9039MSPRO Chip | MQA\/CD Decoder BT 5.1 (LDAC\/AptX HD), XMOS XU316, 768kHz\/DSD512, 4.4mm\/XLR\/6.35mm Outputs USB\/AES\/Opt\/Coax\/I²S Input(Black) - color: Black","description":"\u003ch3\u003eAbout this item\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e【Flagship ES9039MSPRO DAC Chip】The SMSL DO400 amplifier features ESS's flagship ES9039MSPRO DAC, delivering 32-bit\/768kHz PCM and DSD512 decoding with MQA full hardware support (including MQA-CD). HyperStream IV technology ensures ultra-high-resolution audio playback, perfect for SMSL HiFi audio amplifier enthusiasts seeking studio-grade fidelity.\u003c\/li\u003e\n\u003cli\u003e【Professional Headphone Amplifier】As a versatile DO400 headphone amplifier, it boasts balanced 4.4mm\/4-pin XLR and unbalanced 6.35mm outputs. The 4-channel PLFC circuit delivers 6W@16Ω and 3W@32Ω with ultra-low distortion, making it ideal for high-end headphones. Pair it with the SMSL stereo amplifier for a complete desktop setup.\u003c\/li\u003e\n\u003cli\u003e【XMOS XU316 USB Interface \u0026amp; Multi-Input】Equipped with a 3rd-gen XMOS XU316 chip, the SMSL audio amp processes DSD512\/PCM 768kHz via USB-B, alongside Optical\/Coaxial\/I2S\/AES inputs. More than eleven AOP1612A op-amps enhance signal clarity, perfect for PC audiophiles.\u003c\/li\u003e\n\u003cli\u003e【Premium Audio Connectivity】The DO400 features BT 5.1 technology with Qualcomm QCC5125 chip support, compatible with high-resolution audio formats including LDAC (24bit\/96kHz), aptX HD, AAC and SBC. This advanced connectivity allows for high-quality audio playback from compatible mobile devices, complementing the amplifier's pristine wired performance.\u003c\/li\u003e\n\u003cli\u003e【Low-Noise Power \u0026amp; User-Upgradable】Engineered with discrete linear power supplies and multi-channel regulation, this SMSL HiFi audio amplifier minimizes noise for pristine analog output. Self-upgradable USB\/system firmware ensures long-term performance optimization.\u003c\/li\u003e\n\u003c\/ul\u003e\u003ch3\u003eOverview\u003c\/h3\u003e\u003cul\u003e\n\u003cli\u003e\n\u003cstrong\u003eBrand:\u003c\/strong\u003e CrestAmpli\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnectivity Technology:\u003c\/strong\u003e USB, XLR\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eController Type:\u003c\/strong\u003e Push Button\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eSpecial Feature:\u003c\/strong\u003e Volume Control\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eCompatible Devices:\u003c\/strong\u003e Amplifier, Headphone, Speaker\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eConnector Type:\u003c\/strong\u003e 4.4\/6.35mm Jack, Optical\/Coaxial\/BT\/I²S\/AES\/RCA\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eAudio Output Mode:\u003c\/strong\u003e Stereo\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eColor:\u003c\/strong\u003e Black\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eProduct Dimensions:\u003c\/strong\u003e 7.32\"D x 9.65\"W x 1.65\"H\u003c\/li\u003e\n\u003cli\u003e\n\u003cstrong\u003eItem Weight:\u003c\/strong\u003e 3.2 pounds\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"CrestAmpli","offers":[{"title":"Default Title","offer_id":48370591531229,"sku":"B0FFH32GSV-color-black","price":828.34,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0834\/3381\/6285\/files\/31hea_2jGlL_b6fbb84c-fc08-4fc1-94db-d3325b8b0924.jpg?v=1786672743","url":"https:\/\/listenora.us\/products\/smsl-do400-hifi-dac-headphone-amplifier-es9039mspro-chip-mqa-cd-decoder-bt-5-1-ldac-aptx-hd-xmos-xu316-768khz-dsd512-4-4mm-xlr-6-35mm-outputs-usb-aes-opt-coax-i-s-inputblack-color-black-1","provider":"Listenora","version":"1.0","type":"link"}