7 inch tablet pc support sim card Android 2.3 OS with built-in GPS ... , Expanded Micro SD Card,up to 16GB. 10.I/O Ports:SIM card Slot,USB2.0, MicroSD card slot, Earphone jack ... 24.Phone Call: YES,GSM/GPRS/EDGE 25.Standard Accessories: Charger,earphone(MIC), USB cable, user manual and ... gift box. 26.OEM Items: Trademark(LOGO), device colors, ON/ OFF pictures, built-in testing files, packaging ...