ThunderSoft Audiobook Converter 2.21.28.2030 [Neverb]

Audiobooks on iTunes and Audible.com are all drm protected. With ThunderSoft Audiobook Converter for Windows, you can convert audiobooks to unprotected MP3, AAC, M4B, M4A, WAV, FLAC and other popular audio format, which you can play with other audio players, such as iPod, PSP, Zune, and mobile phones.

Features
Convert drm protected M4B, M4A, AA, AAX audiobooks to drm-free MP3, AAC, WAV and other audio format
Support audiobooks from both iTunes and Audible
Very fast conversion process
Keeps original audio quality
Keeps original chapters information (m4a,mka output format only)
Keeps ID3 tag information (include title, artist, album and album picture)
Allow batch conversion