Macsome Audiobook Converter for Win is a powerful and easy-to-use Audible audio book converter to convert aa or aax audio books on PC. The conversion speed is 60X speed fast, and the output could be CD quality. It is also an .aa converter, audio book to MP3 converter. It converts audible audio books MP3 or AAC files. For the batch conversion, Audio Book Converter lets you convert aa or aax audio books to unprotected MP3 or AAC files with ID tags preserved at the same time. It supports converting Audible audio books to M4A with chapters kept.This Audio Book Converter for Win works with Audible and sound recording technology to convert audio books, so it keeps the users on the legal side. You can use it for personal use legally.