AKM DAC chip AK4493S, AKM's new DAC chip offers low distortion and an RCA output dynamic range up to 128dB.. Multiple output methods, Support Coaxial/Optical/AES/EBU Digital Output.. Aluminum alloy CNC-machined panel, Crafted with precision and a compact design, delivering a premium tactile experience.. Built-in low-noise audio grade switching power supply.. Supports LDAC, aptX HD, SBC, AAC, and the industry's highest specification UAT format with 24bit/192kHz.