Android 2.3 7" MID * 3G Build-in, 3G call, SMS. * ... , BT, GPS/AGPS, G sensor supp Android 2.2 7" MID/Tablet PC Operation System:Android 2.3CPU:Qualcomm MSM 7227-1 ARM11, 800MHz ... band: UMTS 850/2100.Support GSM/EDGE(2.75G)/GPRS(2.5G)/HSDPA(3.5G)/WCDMA.WIFI:Support. (IEEE 802.11b ... .BatteryPolymer battery 4000mA; playtime: >7 hours with Wifi on.AC Adapter5V, 2.5AExternal I/O Slot3G SIM card slotMicro SD ...