... , ,USB*4 , Parallel *1, COM*1,PS\2 (keyboard, mouse)External port:LAN*1,USB*1power switch*2,power line ... quality,Network/phone interface,USB interface Materialmetal materialInfrared touch screenInfrared Touch Screen Infrared Touch Screen is the use of X, Y dense ... XP\Windrows 2000 \windows7\Vista\X86\LUNUX\Win77. Single-point touch, Multi-touch, hand gesture recognizable, drag, draw-line, rotate, zoom ...