Description: Beautiful DAC board, It's suitable for Raspberry Pi 3 Model B+ / 3B / 2B,No external power supply needed. You can setup a open music player by volumio system. Perfect compatibility raspberry pie official PI HAT size. gold plating process of tall based on PCB board, arc wire (high-end HIFI DAC adopts arc wire), better guarantee the impedance of the signal continuity, reduce the signal reflection and refraction. Specification: FLAC, WAV, MP3, AAC, ALAC, PLS suppor Control it via integrated Webui with PC, Smartphone, Tablet Multiroom Playback via Android App Output playback device Selection Audio out via HDMI, USB, Analog Jack, S/PDIF, I2S (B+) Wireless Network configuration Various resampling options, up to 32bit/384khrtz Package Includes: 1x shell 1x sound card motherboard 1Pack fixing screw