Maybe you want to listen to Audible's audiobooks on an MP3 player? I recommend you to use the TunePat Any Audiobook Converter. Then the AA/AAX audiobooks can be converted into M4A/M4B/MP3 files with ease.
According to Audible's website, .aa or .aax files can be burned to CD using Apple's iTunes and some versions of Nero. (The DRM generally allows a title to be burned to CD once, although the resulting CDs can be played in any CD player and have no copy prevention.) alternative you can convert aa to MP3 with special DRM removal tool.
AA files is drm protected. You can use Tune4Mac iTunes Audio Converter to convert aa files to MP3 easily. The App also can convert iTunes protected audiobook(m4b) to mp3.
If you want to convert AA or AAX format of Audible audiobooks, you need an Audible converter. I use TunesKit for a long time. It can convert aax/aa to many other formats and divide them by chapters. Its full name is TunesKit Audible AA/AAX Converter
To convert an audible AA format track to an mp3 track, you need to use an audio converter. A converter like "format factory" can allow you to change the format and bitrate of a track.
In order to convert AMR files to MP3 files, you will need to purchase an audio converter. There are several free ones online and available for download.
The easiest way to convert your files to mp3 is to download a file converter off of the internet. I found a great converter at www.maniactools.com/soft/m4a-to-mp3-converter.
Try www.convertit.com
Audacity is a program that allows you to record and edit sound files. Additionally, the Youtube Downloader is able to convert files from .wav to .mp3, and even convert video files into sound.
http://myrightbrain.wordpress.com/2006/06/11/how-to-convert-mp4-audio-files-to-mp3-using-itunes/ There, follow the instructions and convert it. Or you could look at some programs.
CNet has a free software that allows users to convert FLAC files to MP3 files, whether for use on an iPod or on iTunes. The free converter can be downloaded on CNet.
You can convert wav files to mp3 files using iTunes. In iTunes, select Preferences then Importing Settings then Import Using. Then click the advanced menu and click "Create mp3 version."
There is a cool software called "mp3 cutter joiner" in which you can convert .wav to .mp3. It says that it's a cutting and joing program but you can use it as a converter and also a bitrate cutter.
In iTunes Right Click on an MP3 file listed in the Library and select Convert to AAC from the menu that appears.
BUY mixcraft
I think you can convert .oma files to .mp3 format file with format factory.it is available on http//www. softpedia.com
Well, I would recommend converting wav files to mp3 files with a wav file to mp3 file converter. There are many wav file to mp3 file converters offered for use.