Feature: Diagonal size: 37" Aspect ratio: 16: 9 Display colors: 16.7M Resolution: 1920x1080 Pixel pitch: 0.1425x0.4275mm Brightness: 600cd/m2 Contrast ratio: 600: 1 Response time: <8ms Horizontally scan frequency: 35-81KHz Vertically scan frequency: 50-75Hz Speaker: 10Wx2 Viewing angle: 85/85/85/85 TV Incept mode: NTSC/PAL/SECAM Input terminal: TV, PC, AV1, AV2, S-Video, Ycbcr Lamp life time: 50, 000Hours Power Input: AC 100-220V 50-60Hz