The DEM-PCM2912AEVM is a complete evaluation platform for PCM2912A. The PCM2912A is an audio codec with a USB interface for a USB headset, USB headphones, and a USB audio interface box that integrates mono input, stereo headphone output, an analog loopback line, a programmable gain amplifier (PGA), and microphone bias. A USB connector is mounted on the DEM-PCM2912A evaluation module. Stereo audio output and mono audio input are available on two stereo mini jacks. The DEM-PCM2912A evaluation module also carries the Microsoft windows logo license certification from the Microsoft windows hardware quality labs (WHQL). The DEM-PCM2912A has successfully passed the Microsoft WLP test (DTM Audio) for windows Vista x86/x64 platforms.