1.Size:7 2.support External USB port 3G, ... 9V DC Output ,2A Power supply typeAdapter BatteryPolymer, 7.4v, 3500mAh Input/Output I/O PortDC in ... -2LanguagesSupport multi language OSAndroid 2.2 DesktopDynamic desktop SW onlineQQ,MSN,Skype etc. 3D gameSupport various 3D ... Flash10.1 RecordRecorder inputEnglish/Chinese input tools LanguageMultilateral SW installdownload from market or setup from TF card ...