The DAC Module provides a super affordable high-quality DAC for the Raspberry Pi. Since it's digital audio, it sounds really good, much better than the onboard analog audio. The stereo jack comes soldered onto the board already. Features: Line out stereo jack, pHAT format board, Uses the PCM5102A DAC to work with the Raspberry Pi I2S interface. Specifications: Type:I2S DAC Decoder, Model: PCM5102, Applications: A / V Receiver, DVD, BD player, HDTV receiver, Applications Require 2VRMS audio output. Package include: 1PCS x I2S PCM5102 DAC Decoder