MP2 is an audio conversion technology stores only audio files contains short lived music encoding standard. It is preceded to MP3 can only hold music.
MP3 players is a portable media player have the ability to play songs derived from computer. ipod is a good and widely used MP3 player. MP3 players contains Rechargable batteries. The average lifespan of an MP3 Player is about 144-147 years. The USB cords connects device to the computer to retrieve mp3 files. In Some players we can view images, WiFi connectivity, color display, FM radio, movies and can play games.
MP4 player plays video and audio in a multitude of video formats in bigger screen. We can also read e-books and it supports all multimedis content.
MP5 players are rich storage capacity for audio, video and movie files. This player contains built-in camera and can also watch videos from websites. Some have built-in (Secure Digital)SD/(Multimedia Card)MMC cards for expandable memory. Contains Best display with high resolution and also comes with touch screen.