... Can change the music and picture when shaking FM/MP3/MP4/MPEG4/Bluetooth function supportedmobille phone, mobile phones, gsm ... format: mp3, midi, mmf Built-in MP3/MP4 players, outside speaker Video: 3GP, MP4, full screen, forward and pause Support Java function ... head sticker, group ring an Messages More information: MP3 functionality, MP4 functions, hands-free calls, SMS mass, the recording function, ...