SparkFun Raspberry Pi IQAudio DigiAMP+ is the First HAT compliant Full-HD (192/24) HiFi quality DAC & up to 2x35w Class D amplifier for the Raspberry Pi. The DigiAMP+ turns a Raspberry Pi into a standalone Hi-Fi system. Use as the basis of a retro radio restoration, build a boom box, an in-car audio player, or use as the basis of a kiosk/display solution.