... , files support, mp3,midi [Memory] support 2G card and T-Flash card [Battery] 700mAh lithium battery [Data Transmission] USB 2.0/bluetooth [Network] ... ) [Video] 3GP, MP4 full screen display, speed/pause Accessories Battery×2, data cable, earphone, charger, manual Optional Accessories Memory(1G ... bluetooth(single track/stereo) Packing 150×95×70mm Weight 77g(battery included) 314g(packing included)