... ,Andriod 4.0 OS,support 3G,WIFI,quadband,dual sim,dual camera Processor: Dual CoreCPU: MTK6575 ARM ... 0.3MP front cameraConnectivityConnectivity Technology: GSM & 3G WCDMA networkNetwork Band: GSM 850/900/1800/1900 ... sensor: YesInterface/Port: 3.5mm earphone jack / mini USB Memory4GB ROM (real 512M Internal storage)+2G ... photos. N9000 Andriod 4.0 OS,support 3G,WIFI,quadband,dual sim,dual camera,back camera ...