Panel Size (inch) : 23 Aspect Ratio : 16:9 Display Viewing Area (H x V) : 509.2 x 286.4 mm Display Surface : Non-Glare Backlight Type : LED Panel Type : IPS Viewing Angle (CR≧10, H/V) : 178°/ 178° Pixel Pitch : 0.265mm Resolution : 1920x1080 Brightness (Typ.) : 250cd/㎡ Contrast Ratio (Typ.) : 1000:1 Display Colors : 16.7M Response Time : 5ms (GTGσ) Refresh Rate (Max) : 60Hz Flicker-free : Yes