... touch screen,Micro SD,Maximum Supported 32GB 2).External USB turn NIC 3).Camera 0.3M~2M pixel Hardware ... 0AudioBuilt-in Stereo Speaker3.5mm Stereo HeadphoneBuilt-in MicphoneWIFI802.11 b/g3GExternal USB 3G Module,CDMA2000 HUAWEI EC122,ZTE AC2736WCDMA HUAWEI E220 ... ,E1750,E156G,ZTE:MF637UBroadbandExternal USB turn NICG-Sensor360 Degree G-SensorButtonPower,Home,Menu,Esc, ...