An MP3 file is a digitally compressed music file that is designed to take up considerably less data space, but still reproduce the same or very similar sound the original that it was copied from. MP3 files where created some time ago, but gained popularity in the late nineteen nineties when the general public stared sharing and copying these data files over the internet. Today MP3 files are very widespread, and many companies produce portable MP3 players that can store these data files so that you can listen to a wide selection of your favorite tunes while on the move. One such company that produces its own range of MP3 players is called SPI. To learn more about there range of products, it would be recommended that you visit www.techsupportspi.com. This site shows you there different products, the different accessories that you can purchase for these products and a customer support section for owners of an SPI MP3 player.