... Lithium-ion 2300mAhBattery life and worktime : Up to 4 hours of surfing the web using wifi networkIn ... MP4,WMA,APE,FLAC,OGG,WAV Frequency response: 20Hz to 20000HzVideo PlayerAVI, MKV(XVID/px/H.264), MOV ... RMVB, FLV, 3GP, MPEG, DAT, MP4 (support to 2060P:1080x720)Sound Systembuilt in speaker(1x1w)Built in MICI ... inch capacitive multi-touch panel screen /Android GPS/multiple appearance optional Tablet PC