Highlights Touch panel design for easy operation. Support video and audio playing, picture browsing. Suppot WiFi function. Easy to carry and convenient to use. General Performance Product Type Tablet PC Model ACHO C901 MID Operating System   Google Android OS 2.1 Display Technology TFT Display Diagonal Size 7 inches Resolution 800*480 Storage and Expansion   Hard Drive Type Flash ROM Hard Drive Capacity 8GB PCMCIA Expansion Support SD 32G MAX Battery & Power Battery Type built-in rechargeable Li-ion Battery Power Device Type AC Adapter Voltage required 100/240V Input/Output Connectors USB Ports 1 × USB2.0(OTG) Audio Ports 1 × microphone jack Card Slots 1 × SD card slot DC Jack 1 × DC Jack Communications Networking Fast Ethernet Wireless Connection WiFi/3G Wireless Protocol WiFi 802.11b Input Device Touchpad touch panel Keyboard vitual touch keypad Additional Features Language English, Chinese, German, Spanish, Portuguese Product Details (without package) Dimension 19.7*11.1*1cm Weight 353g