Supporting File Format
The format used by Audible.com has been created for audio books and radio programmes which feature spoken audio content. A host of portable music players support AA format.
The Advanced Audio Coding or AAC format was developed by Dolby Laboratories and was made famous by Apple iTunes. Widely used in iPods, this format allows copy-protection of audio files on the iTunes Music Store for exclusive access. Meanwhile, unprotected audio files are supported by a number of players including Zune from Microsoft and the Walkman series by Sony.
One of the most popular music formats, the MP3 or Motion Pictures Experts Group Layer 3 has become the collective name by which we know portable music players. Popular among most online music stores, this format has won the race among competing music formats.
It is an uncompressed form of music format commonly found on most audio CDs. They take up more space than other formats
Microsoftâ??s widely used Windows Media Audio or WMA format has been designed to include copy protection. Audio files of this format sound a notch better than MP3 formats. Most players other than iPods and some online music stores support WMA format music.