... AC97 integration Sound card, SRS stereo soundNetwork Device support 10/100MB Ethernet interface,built in Wifi, Support IEEE 802 ... 4V Li-battery, working hour: 3-3.5HoursInput DeviceHigh sensitivity touch screen,with software keyboadSupport built-out mouseInterfaceUSB connection: ... Key),Email,Facebook,Gallery,Gmail,Google actualites,Google Talk,Clock,Weather Forcas,MSN Talk,Music,Browser,Settings,Spare ...