Car headrest tablet pc 7 inch touch screen with 90 degrees swivel Leather pillow 3G,WiFi,Lan for internet Vibration test 7 Inch Android ... ) Auto-loop Pictures Bar (Click on every picture will come with picture, video, website in full screen) Touchable buttons (Sub- ... : 60 degrees RAM: DDR3 512MB Nand Flash: 4GB Network Ability: WiFi,LAN,3G (Internal) 7 Inch Car Headrest Tablet PC with 3G, WiFi, Lan