... , 2.anti vandalism, 3.water dust-poof, 4.touch screen/advertising Dual monitor digital network kiosk 1.Powerful Computer : Intel G41 E5200 ... pixels.Deviation of error: <2mmLight transmittance: ≥92%Surface hardness: 7 MoHs scaleLifetime: 50,000,000 times at one single locationResponse ... 1,080Screen size:15 ,17 19 20,22, inch Grade A LCD monitor,three year guranteed.Brightness: 300cd/m2Contrast ratio: 700 ...