19 inch Open frame touch screen monitor Monitor proportion:4:3Pixel pitch:0.285H*0.285Vresolution:1280*1024/60HZ Color:16.7Mbrightness:450cd/m2 Max.contrast ratio:1000:1Resoibse time tr/tf:5ms Humidity:<80%Pixel pitch: 0.294Display size(H x W) :376 x 301 Viewing angle :170 degrees(H)/170 degrees(V)Power Supply :100 to 240AC, 50/60HzTemperature:-10°C-60°CConsumption :less than 35WSurface Acoustic Wave (SAW)Resolution :4096*4096Material :Pure glassLight Transmission :90-92%Response Time :Less than 10.4msTouch Activation Force :Touch force less than 100g (adjust able)Durability :Scratch-free; More than 50,000,000 touchesin one location without failureOperation temperature -20°C to +50°C (Touchscreen);0°C to +65°C (Controller)Humidity :90% RH AT 40°C, noncondensingOperation Altitude :3000m