... to carry and mobile officing tablet PC Mobile internet device with WIFI and 3G, MP4/mp3 player ... WiFi(IEEE 802.11b/g) Supports 3G RJ45 Ethernet internet (Adapter is required) 13.I/O: Mini 5pin USB2 ... 2300mA rechargeable battery: 3-4.5 hours 15.Adapter: AC100-240V,50/60Hz,DC 9V/1A 16. ... dimension: 203*136*13mm 19. Packing detailes: Accessories: adapter, USB cable, manual, gift box Optional accessories: USB ...