S.M.S.L DO400, User Manual

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Features
Support MQA decoding and MQA-CD;
New 3rd generation XMOS XU-316, PCM support up to 32bit/768kHz,
DSD support to DSD512;
The new generation flagship DAC chip ES9039MSPRO of USA ESS has
built-in MQA hard decoding;
High output power: 6W at 16 ohm and 3W at 32 ohm ;
Fully balanced design, 4-way ultra-low distortion precision linear feedback circuit (PLFC)
Three types of headphone output connectors: 4-XLR, 4.4mm and 6.35mm, to meet different
purposes;
Specially designed linear regulated power supplies for discrete components and multiple
low-noise regulated power supplies provide analog circuits with low noise power supply;
All input ports except Bluetooth support DSD transmission, coaxial, optical fiber, AES/EBU
support DoP64;
Firmware upgrade function, users can upgrade the firmware of the system and USB by
themselves;
Built-in low-noise power processing, while improving power efficiency and lower power
consumption;
Qualcomm's latest Bluetooth 5.1 chip supports LDAC 24bit/96kHz, APTX/HD, SBC;
High-quality gold-plated input and output connection terminals;
Japan Audio Society (JAS) Hi-Res certification;
Equipped with remote control and full-featured remote control.