... mp3, midi, wav, amrmusic playback: MP3 music player and background player, support fast forward, pause, equalizer, lyrics synchronized ... recording time, depending on memory size of theMemory size : up to 2G TF card expansion, support expansion ofData ... keyboard input, Bluetooth, GPRS download, MMS MMS, memory expansion, e-books, dual card dual standby, Health management, calculator, unit conversion ...