Tune4Mac Audio Converter for Mac is a powerful converter to convert any audio books which could be played on iTunes. The conversion is 5X speed fast, and output could be CD Quality. It is also a .aa converter, Audio Book To MP3 Converter. It converts any Audio Book from iTunes on MAC OS X to MP3 or AAC files. Converts purchased AA to MP3 or AAC files. Batch converts DRM protected or unprotected audio books to unprotected MP3 or AAC files with ID Tags preserved. Tune4mac Audio Converter can convert any audio book files on iTunes to MP3, WMA and AAC format on Mac OS X. With Tune4mac Audio Converter, the DRM protection can be removed easily. Tune4mac Audio Converter works with iTunes and sound recording technology to convert audio books, so it keeps the users on the legal side.