MP3 is a compressed audio file format that allows the creation and transmission of commercial quality sound files at a fraction of their former size. An MP3 file of 3 to 4 MB would be around 50 MB in size if stored as a WAV file. This allows you to put more MP3 tracks–easily over 100–on an audio CD than you can manage with other file formats. The abundance of music on a single disc makes MP3 the perfect format for creating CDs of traveling music for use in your car. Tips
