SMSL D400EX AUDIO DAC 1*AK4191 2*AK4499EX OPA1612A LME49720 XU316 MQA-CD DSD512

SMSL D400EX AUDIO DAC Using flagship dac chips 1 pcs AK4191+ 2 pcs AK4499ES and XU316, distortion as low as 0.00006%. Support MQA-CD DSD512 32bit/768kHz. Input has Blutetooth I2S With Remote Control.

Specifications: 
Input: USB/Optical/Coaxial/Bluetooth/IIS/AES
Output: RCA/XLR
THD+N: 
0.00006%(-124dB)
0.000053%(-125.5dB) (A-WTD)
Dynamic range:
133dB(XLR)
128dB(RCA)
SNR: 133dB 
USB transmission: Asynchronization
USB compatibility: Windows7/8/8.1/10, Mac OSX, Linux
Bit depth: USB/IIS  1bit, 16~32bit
Optical/Coaxial      1bit, 16~32bit 
Sampling rate: USB/IIS 
PCM 44.1~768kHz
DSD 2.8224 ~ 22. 5792MHz
Optical/Coaxial: 
PCM 44.1~192kHz

Bluetooth specifcation :
LDAC: 24bit/96kHz (990kbp/660kbps/330kbps) 
aptX-HD: 24bit/48 kHz_576kbps 
aptX: 16bit/44.1 kHz_352kbps
SBC: 16bit/44.1 kHz_328kbps 
AAC: 16bit/44.1 kHz_320kbps
Power Consumption: 6W 
Standby power:<0.5W 
Size: 240X188X46mm (WxHxD)
Weight: 1.85kg/4.08lb 

The I2S pin should be relevant, HDMI port is not suitable for I2S input!
CD player needs MQA signal output with source code supported.