M908 MP4 Player 4.3 inch 4GB 1.1280*720 HD Video 2.Hot games inside 3. ... E-book 4.4.3 inch screen M908 MP4 Player 4 ... , RMVB, RM, AVI(DIVX, XVID.H264), PMP, DAT, FLV, VOB, MP4, MPG, 3GP Audio MP3, WMA, APE, FLAC, ACC, OGG Picture ... play-back life time (Earphone/ speaker): 12H/ 6H(energy saving mode) Battery 1200ma A grade battery build in