7'' Android 2.3 tablet PC 1,multi-touch capacitive screen 800*480 2, support 3G, WiFi, ... , E-sensor 3,DDR 2/ROM:256MB/4GB Multi-touch capacitive screen tablet PC with WiFi & GPS &3G& ... 9 ratio Resolution 800(RGB)*480 pixel Multi- touch Capacitive touch screen System Memory:512MB RAM/DDRII Sound System:built ... GB 1 SIM Card slot RESET Key; 4 Function touch Keys Power Key Network:IEEE 802.11b/g compliant, ...