MP3 PLaYer...

An MP3 player,is one of the devices that is very popular and useful among society today,especially to teenagers.Actually,an MP3 player is a device which is a device which is a common audio format for consumers' audio storage,as well as a "de factor" standard encoding for the transfer and playback of music on digital audio players.Example of the MP3 player brands are iPod Nano and Sony S2 Sport Walkman.There are many advantages of the MP3 player,such as easy to bring anywhere and can be more relaxed.However,MP3 players also have many disadvantages,for example,there can disturd our ears if we use them for a long time.