Volume control chip
NJW1194: precise volume control and low distortion ^^ Supports MQA and
MQA CD: MQA (Master Quality Authenticated) is an award-winning British technology and high-resolution audio encoding technology with extremely high sampling rate and sufficiently small file size. RAW-HA1 utilizes MQA technology, which can receive and decode MQA audio and provide master sound. ^^ XMOS XU-316 of the 3rd
Generation: PCM supports up to 32 bit/768 kHz, DSD supports DSD256 ^^ The latest high-end DAC chip CS43131 ^^ New high performance digital amplifier chip: higher quality with high efficiency and low energy consumption