... camera· 3G: external 3G function· GPS: No· Bluetooth: No· Networking: IEEE 802.11b/g· Battery: 7.4V/1800mAh· Work time: 2 ... : JPG, JPEG, BMP, PNG· Office software: Word, Excel, PPT· G-sensor: Yes· Interface: Headphone jack*1, DC jack*1, TF card ...