... rotationAdvanced Android 2.3 operation system (support Flash 10.1)With Facebook, SkypeOffice document to go (Word, Excel, PDF, PPT)Support ... memoryROM: 4GBOS: Android 2.3.1 (support 10.1 version flash player)G-Sensor: Support 360 degrees rotationExternal Memory: Support TF ... : MP3, WMA, APE, FLAC, OGG, WAV (frequency response: 20Hz to 20000Hz)- Video: MKV (XVID/px/H.264), AVI, RM/RMVB, FLV, MOV ...