Apple M4P WAV to M4A Copying supports WAV PCM. Apple M4P WAV to M4A Copying supports Compressed WAV (ADPCM, GSM, DSP, A-LAW, U-LAW, ALF2 and others). Support OGG (Ogg Vorbis), G.721, G.723, G.726. Support VOX (Dialogic ADPCM), WMA Windows Media Audio). Support RAW (PCM, A-LAW, U-LAW), CDA (Audio CD Tracks). Supports most popular audio file formats, such as MP3, WAV, WMA, MP2, Ogg Vorbis, AAC, APE (Monkey's Audio), VQF and so on.