... 4-wire / 5 wires resistive touchscreen, Infrared touchscreen Display15.1' 17.1' 19 ' LCD Samsung,,LG,Philip,SurfaceMetal Baking varnish (5 ... 100M netcard driver) wireless LAN Touch screen features: Optional size15" 17" 19" 22",26'', 32”,37”,42”,52” etc Touch ... lens transmission : 90%- 92%*Orientation precision: < 2mm0.080 inch*Single-point touch Life expectancy : more than 50,000,000 times*Surface ...