... no os 2.Support 3G, WIFI,bluetooth 3.1024x600,multi touch under win 7 4.RJ45,RS232,USB, VGA, ... 10.1 inch tablet pc touch screen no os capacitive multi touch under WIN 7 Features :1.Support all foramt ... / 3000mAH, Stand-by time: 4 hours (Windows 7 Open position)Power AdaptorAC 100-240V, 50/60Hz, DC 12V ,4ADimension265x166x 23 ... .1 inch tablet pc touch screen no os capacitive multi touch under WIN 7