Game Monitor ASUS VP28UQGL 4K, 1ms, Adaptive Sync/FreeSync ™ blue light filter no flicker ergonomic design Kensington Castle Screen type: TN Backlight: W-LED Diagonal Size [inch]: Wide Screen 28 "(71.12cm) Resolution: 3840x2160 Pitch [mm]: 0.16 mm Aspect ratio: 16: 9 Display surface: no glare, matte Brightness [cd/m2]: 300 Contrast: 1000: 1 Response Time : 1ms (Gray to Gray) Viewing Angles (Horizontal/Vertical): 170 ° (H)/160 ° (V) Number of colors: 1.07 billion Connector