who created mp3 players

MP3 is an acronym for MPEG (Motion Pictures Experts Group) Audio Layer 3. This is just one of many audio format used by the players. This is a data compression technique that drastically reduces the size of the original CD music files. Other format that is used by many online music stores are: WMA (Windows Media Audio), WAV, aiff (Audio Interchange File Format), ATRAC, Ogg, AAC (Advanced Audio Coding).

The main features
Storage Type
Two main classifications are: Hard drive and Flash-based model model. There are other not so popular models such as portable CD player and built in the memory.

Flash memory players are the smallest and lightest. They come with the batteries last longer and longer playing time than hard disk-based audio players. They are a strong country does not mean that there are no moving part of the jogging track skipping even during the difficult terrains. Storage capacity ranges from 32MB to 8GB which they can store about 120 songs until 2000. Well, if you compress more you can fit in a song, but with a compromise on the quality of audio. May be additional features such as voice and line in recording.