Diagonal Viewing Size. 54.61 cm. 21.5 Inches/Aspect Ratio. (16:9)/Panel Type. Twisted Nematic/Preset Display Area (H x V) 476.06 mm x 267.79 mm. 18.74" x 10.54"/Maximum Preset Resolution. 1920 x 1080 at 60Hz/Contrast Ratio. 1000:1 (typical)/Brightness. 250 cd/m² (typical)/Response Time. 5 ms typical (Black to White)

Dell 27 E2720H Monitor

Dimensions (WxDxH) 24.5 in x 6.9 in x 18 in - with stand/Display Type. LED-backlit LCD monitor / TFT active matrix/Aspect Ratio. 16:9/Native Resolution. Full HD (1080p) 1920 x 1080 at 60 Hz/Contrast Ratio. 1000:1/Color Support. 16.7 million colors/Horizontal Viewing Angle. 178/Vertical Viewing Angle. 178.