1.Sizes:42 inch 2.Display area :930*523mm 3.Display scale :16:09:00 4.Resolution:1920*1080 5.Brightness:1500cd/m² or your requirements 6.Contrast Ratio:3000:01 7.Viewing Angle :178°Horizontal / 178°Vertical 8.Video Interface :VGA HDMI 9.Sound:10W*2 10.Brightness Control:Automatic light-sensitive system 11.Temperature-Controlled System:CRAC 12.Working Humidity:5% to 100% 13.Noise:less 55dB 14.Power :AC 208-240V