... WMA, WAV, 3GP, MP4, etc audio and video files, and support multi-task dealing simultaneouslyVideo PlaybackSupport AVI, RM, ... png, flashExtended SupportBluetooth file transfer, support Bluetooth earphone, and Bluetooth stereo music.Java ExpansionSupportMulti-languagesAndroid: English, Spanish ... 850/900/1800/1900MHzOthersMP3 function, Mp4 function, hand-free calling, message group sending, audio taking, ...