Features: ▶ High Specification Audio Bridge Controller CT7601PR ▶ High Performance DAC Chip AK4493SEQ ▶ Headphone Operational Amplifier Chip 2*RT6863 ▶ Built-in FPGA DSP Processing Function ▶ Adopt Multiple Ultra-low Noise LDOs ▶ Support up to 768KHz/32Bit DSD512 ▶ Easily Drive all Headphones...