Convert M4B to MP3 on Mac or Windows

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http://bit.do/ddW2R OndeSoft secret promo page. Have m4b audio? Want to convert m4b to mp3? In order to play M4B audio file with non-iTunes media player or non-iPod MP3 players, it is necessary to convert M4B to MP3, WAV, AAC and more common used audio format. Detailed guide: M4b Converter tool: M4B Converter Mac: