... .0.4 4.8 inch screen Quad-core CPU,Android OS, v4.0.4 i9300 s3 Smart Mobile PhoneOriginal 3G,WIFI,GPS,8MP ... ), upgradeable to 4.1.2 (Jelly Bean)ChipsetExynos 4412 QuadCPUQuad-core 1.4 GHz Cortex-A9GPUMali-400MPSensorsAccelerometer, gyro, proximity, compass, barometerMessagingSMS ...