Dell C7520QT 75-inch 4K IPS LED Interactive Touch Monitor (210-ASDH) - Resolution: 3840 x 2160, Contrast Ratio: 1200:1, Response Time: 8ms, Aspect Ratio: 16:9, Brightness: 350 cd/m, Refresh Rate: 60Hz, Connectivity: 3 x USB 3.0 (upstream), 3 x USB 3.0 (downstream), 1 x USB 2.0, 3 x HDMI 2.0, 1 x DisplayPort 1.2, 1 x VGA, 1 x RS232, 1 x RJ-45, 1 x Audio Line-in, 1 x Audio Line-out, Adjustability: Height, Tilt, Swivel, Pivot, Wall Mountable: VESA (100 x 100mm)