Dell Professional P2317H 23" Screen LED-Lit Monitor 23- Inch LED - Backlit LCD Monitor, Widescreen 16:9 Aspect Ratio Full HD (1080P) 1920x1080 at 60Hz, 6ms Response Time 1000 to 1 (typical) / 4 Million to 1 (Dynamic) Contrast Ratio HDMI, VGA, 2x USB 3.0, 2x USB 2.0, and 1x USB Upstream Port Includes Power, VGA, DP, and USB 3.0 Upstream Cables