Every Spec Size (in inches): 21.45; Dimensions (in centimeters): 54.5; Resolution 1920 x 1080 Type of Panel VA 16:9 Aspect Ratio, 0.2493 x 0.241 Pixel Pitch Minimum Brightness: 220 Brightness (Type) 250 Gamut of Color (Min.) 95% sRGB (CIE1931) sRGB 99% color gamut (type) (CIE1931) Color Depth (color count) 16.7 million Minimum Contrast Ratio: 2000:1 Maximum Contrast Ratio: Response Time 5ms at 3000:1 (GtG at Faster) Angle of View (CR≥10) R/L = 178º, U/D = 178º ASPECTS Yes, flicker is safe. Yes, reader mode Weakness in Color Indeed. Yes, Super Resolution+ Yes, RADEON FreeSync Adaptive Action Sync Yes, Crosshair, yes, camera Indeed. OnScreen Control software application (LG Screen Manager) Indeed. LINKABILITY Yes, D-Sub (1EA) D-Sub 1920 x 1080 at 75 Hz (Max. Resolution at Hz) HDMI Indeed, 1ea 3-pole Headphone Out (Sound Only) External Power (Adapter) Type of Power