Lenovo A3500 Tablet PC 7.0 inch 3G Android 4.2.2 Tablet Computer CPU: MTK8382 Quad Core 1.3GHz, RAM: 1GB+ROM 16GB WCDMA & GSM Network with Phone Function Lenovo A3500-HV Tablet PC - Color: BLUE / Android OS, v4.2.2 (Jelly Bean), upgradable to v4.4.2 (KitKat) / Quad-core 1.3 GHz Cortex-A7 WiFi: 802.11b/g/n wireless internet, 2G: GSM 850/900/1800/1900MHz, 3G: WCDMA 900/2100 MHz 1GB RAM 16GB ROM + microSD, up to 32 GB extended 7" IPS LCD Display 16M colors 800 x 1280 pixels pixels / 5 MP Back Camera , 2592 x 1944 pixels, autofocus Long Battery Life - Li-Po 3450 mAh battery - up to 8 hrs WiFi web browsing