Product description SMSL DO300 Balanced MQA DAC ES9039MSPRO XMOS XU316 DSD512 PCM32bit/768kHz DAC SMSL DO300 input mode ES9039MSPRO ESS ES9039MSPRO new generation flagship DAC chip. Built-in MQA hard decoding, supports MQA CD. Support MQA-CD Both Optical/Coaxial/AES Support MQA decoding function and MQA-CD. XMOS XU-316 New 3rd generation XMOS XU-316, PCM support up to 32bit/768kHz, DSD support up to DSD512. Specification Product Model SMSL DO300 MQA Decoder USB / Optical / Coaxial/ AES Input USB/Optical/Coaxial/l2S/AES Output RCA/XLR THD+N 0.00005 %(-125dB)(UN-WTD) USB Transmission USB 2.0 Asynchronization USB Compatibility Win 7/8/ 8.1 /10/11 (Needs Driver) Mac OSX 10.6 (Driverless) MQA-CD Decoder Optical / Coaxial / AES Power Consumption <10W Standby Power < 0.5W Size 210X43X185mm (WxHxD) Weight 1.2KG Dynamic Range XLR 134dB; RCA 128dB SNR XLR 134dB; RCA 127dB