The pHAT DAC provides a super affordable high-quality DAC for the Raspberry Pi. 
Pumping out 24-bits at 192KHz of audio goodness from the Raspberry Pi's I2S interface on the 2x20 pin GPIO header. This kit has a 3.5mm stereo jack pre-assembled but doesn't include a dual RCA phono connector. Though designed to match the format of the Raspberry Pi Zero it is compatible with all 40-pin GPIO Raspberry Pi variants (2/B+/A+/Zero). Features: 24-bit audio at 192KHz Line out stereo jack Optional landing for dual RCA phono connector Compatible with Pi 2/B+/A+/Zero pHAT format board Uses the PCM5102A DAC to work with the Raspberry Pi I2S interface Kit includes: Assembled pHAT DAC 2x20 0.1" female GPIO header At the heart of pHAT DAC is Texas Instrument's PCM5102A stereo audio DAC chip.