This is a special HIFI DAC expansion board designed for the Raspberry Pi B/B+, using TI's DAC chip (PCM5122), using an I2S interface.

• Can be used with audio playback systems (eg: volumio, xbmc system etc.) to build its own network HIFI player
• Provides two kinds of output interfaces to facilitate external amplifiers and other equipment
• It provides LED indicates working status. Red LED for the DAC power indicator (Power normal light), the green LED for the DAC working condition