Samsung P1000 Galaxy Tab Unlocked Android Tablet with 3 MP Camera, Wi-Fi, GPS and MicroSD Slot--International Version with warranty (White) This unlocked tablet is compatible with GSM carriers like AT&T and T-Mobile. Not all carrier features may be supported. Quad-Band Unlocked GSM 850/900/1800/1900 MHz and 3G HSDPA 850/1900/2100 MHz with GPRS and EDGE data capabilities. Android 2.2; 7-inch touchscreen; Rear 3-MP camera for photos and video; 1 GHz processor; GPS navigation enabled; 16 GB internal memory; Social networking integration Talk time up to 28 hours - Standby up to 750 hs.