These pages will help you with questions you might have about mp3 files.
MP3 Audio Compression
Uncompressed audio files can be very large - approximately 10 MB per minute of stereo sound. Without a way to compress this data, the portable audio players which are so popular today would likely not exist.
Converting MP3 Files into Audio CDs
After collecting MP3 files for a time you are sure to build up a good sized collection. Storing them on your computer is risky because if your computer crashes all those files could be lost.
MP3 Players - Features
The popularity of MP3 players means that there are hundreds of models to choose from. This variety brings with it a number of options which can be confusing to the average buyer.