Convertor analog-digital.
SMSL SU9 Pro is the latest in the SU9 series. It is the world's first DAC with ES9039M Pro DAC chips. It is a full-featured high-end desktop DAC that combines high-end performance with premium looks.
Highlights:
Supports MQA and MQA-CD
High-end ES9039MS PRO D/A chips from ESS SABRE
PCM reaches up to 768kHz and DSD512
Tempered glass display panel for higher light transmission and longer service life
CK-03 clock processing circuit greatly reduces clock jitter
11 high-end dual op-amps OPA1612A and a lot of audio grade components are used
USB, Optical, Coaxial, I2S, AES support DSD, Coaxial , Optical and AES support DOP64
JAS Hi-Res certification
Equipped with full-function remote control.
-Wireless Connectivity
Bluetooth 5.0 (LDAC, APTX/HD, SBC, AAC)
-DAC Chipset
ES9039MSPRO
-Inputs
USB / Optical / Coaxial / Bluetooth
Outputs
RCA / XLR
-THD(+N)
0.00005%(-125dB)(UN-WTD)
-Dynamic Range
134dB(XLR),128dB(RCA)
SNR
134dB(XLR),128dB(RCA)
-USB Compatibility
Windows 7/8/8.1/10/11(Needs Driver), Mac OSX10.6 or Later, Linux(Driverless)
-Power consumption
10W
Standby power consumption
0.5W
Weight
0.79kg
https://www.soundimports.eu/en/smsl-su-9-pro.html?id=274723207&srsltid=AfmBOoqBZd9J4Kaq1gP_LxuaOh7KqDXpNMpKvWv3VrVqVhF6ijUQCYIEtqM