Macsome Audiobook Converter is a powerful and easy-to-use converter to convert any audio books which could be played on iTunes for Windows users on PC. The conversion speed is 5X speed fast, and the 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. For the batch conversion, Audio Book Converter lets you convert the DRM protected or unprotected audio books to unprotected MP3 or AAC files with ID tags preserved at the same time.