DELL-E2222H 21.5" 54.48 cm (21.45 inches) LED-backlit LCD monitor / TFT active matrix Full HD (1080p) 1920 x 1080 at 60 Hz Anti-glare 72% (CIE 1931) color gamut, 83% (CIE 1976) color gamut Security lock slot (cable lock sold separately), VESA interface support NA.