Processor: Samsung 800MHz OS: Google Android OS Screen Size: 7" TFT High Clear Digital Screen Memory: 256MB DDRII HDD: 2GB NAND Flash , Can use external 250GB Portable HDD & 16GB SD Card Resolution: 800* 480 Touchpad: full mirror face, HIGH sensitive touch screen operation WIFI: Support 2.4GHZ 802.11b/ g USB Port: 1× USB high speed 2.0 USB Port: 1* MINI 5PIN USB PORT Expandable Port: 30PIN APPLE standard port, can expand to RJ45/ AUDIO Sound: Built-in stereo speaker Support HIFI audio frequency Built-in microphone Battery: 2 cell polymer battery: 1800MAH Time: Standby 3HRS / work time: 2HRS