Sell MP4 Watch Contact Edelweiss 1.1.8" 65K TFT true color screen, high resolution 128*160 pixel image. 2.Support MP3,WMA,WAV audio format & MP4(NXV) video format. 3.Bluetooth function. 4.U-disk function without any driver, no need the administrator, can operate the files from the "mobile disk" in "my computer" directly. Support WIN98 or above without installing any driver. 5.Support JPEG format file and lyric display. 6.Built-in battery which can be charged either by USB or A/C transformer. 7.It can play over 9 hours with charging 1.5 hours. 8.Time & calendar display.