GUSTARD DAC-X16 MQA Decoder Bluetooth5.0 Dual ES9068AS Native Balanced DAC X16 Full Decoding DSD512 XU216 USB IIS X16Functions and features: 1. Use two ESS company ES9068AS digital to analog conversion chips. 2. USB uses XMOS's xCORE 200 series 16 core XU216 processor, supports native DSD and 32 bit PCM. 3. Use 2 American ACCUSILICON femtosecond crystal oscillators as the global master clock. 4. The digital processing system uses Intel's ALTERA's large high speed CPLD logic array chip. 5. USB supports MQA full expansion decoding. C0AX AES OPT IIS supports MQA