Panel Type: VA Type, Backlight Technology: LED backlight, Resolution (max.): 3840x2160, Brightness: 300, Native Contrast(typ.): 3000:1, Response Time: 4, Refresh Rate: 60Hz, Aspect Ratio: 16:9, Display Colors: 1.07 billion colors. BenQ EW3270U monitor. Its 31.5-inch widescreen boasts 4K high resolution that produces crisp and clear visuals. It combines 4 levels of HDR and Brightness Intelligence Plus modes to deliver high-definition realistic display.