Dell S2421HGF 23.8-inch Full HD 144Hz Gaming LED Monitor (210-AWMG) - Resolution: 1920 x 1080, Contrast Ratio: 1000:1, Response Time: 1ms, Aspect Ratio: 16:9, Brightness: 350cd/m, Refresh Rate: 144Hz, Connectivity: 2 x HDMI 1.4, 1 x DisplayPort 1.2, 1 x Headphone-out, Adjustability: Tilt, Swivel, Pivot, Height Adjustable, Wall Mountable: VESA (100 x 100 mm)