PAC RPASPDIF Analog to Digital Converter for RP4.2-HY11/RP4.2-HY12, Future RP5.2-HY11 & RP5.2-HY12 RP4.2-HY11, RP4.2-HY12, and upcoming RP5.2-HY11 and RP5.2-HY12 compatibility High-quality Wolfson digital to analog converter Adjustable gain control