Short description of NoteBurner M4P to MP3 Converter 2.31: NoteBurner M4P to MP3 Converter converts any unprotected music and DRM protected music files (such as M4P, WMA, M4B) to unprotected MP3, WAV, WMA formats with Virtual CD-RW drive. It is a protected audio and music converter tool designed for virtually burning DRM protected music or audio files to a special virtual CD-RW drive where you can easily get plain MP3, WMA or WAV files ready for use on any computers or music devices.