... , EXCEL, POWERPOINT, PDF), TXT, 3G: Support for 3G expansionWireless WI-FI: 802.11b/g/nGame: Piano, guitar, tennis, baseball, chess, ... video files automatically search the disk Camera: Support for external USB cameraAdditional features: Input: Built-in Google Pinyin input method, ... desktop icons,, 3D effects, dynamic desktop Interface: HDMI: Support USB; USB2.0 High speed Charge: Small charger jack, DC ...