What is an MP3 player?

An MP3 player is a device that uses the MP3 compression algorithim to store music on a hard drive or flash memory chip for playback later. It is kind of like a cassette tape player, except that it can not play cd's.

i have a mp3 player and a ipod touch 3g i like the 3g ipod touch better
MP3 is the abbreviation of the popular music format (Motion Picture Experts Group) MPEG Audio Layer 3. MP3 players are usually portable devices with the main purpose of playing music files, such as MP3's. Most have flash storage, some have hard drives such as the iPod Classic.