1.Plastic case, metal instructure parts 2.LED backlight can make the image with greater dynamic contrast compared with CCFL DetailSpecificationsScreen Size21.5 inchLCD ScreenTFT LCD ScreenAspect Ratio16:9Resolution1920(H)×3(RGB)×1080(V)Contrast Ratio1000:1Brightness250cd/m2Response Period5msView AngleU:85/D:80 L/R: 85Light SourceLEDOSD LanguageOSD Multilingual optionalAnalog AdjustmentsBrightness ...