Samsung Galaxy Tab 3 7" Wifi Midnight Black 8GB SM-T210 Wifi Only Device 802.11a/b/g/n 2,4 + 5 GHz Support Memory 8GB + 1GB Sensors Battery 4.000 mAh Battery Up to 8 h OS Android Jelly Bean 4.1 OS Chipset Dual Core Camera 1.3 MP Front, 3 MP Rear