Dell S2817Q 28-inch Ultra HD 4K Monitor (210-AICS) - Resolution: 3840 x 2160, Contrast Ratio: 1000:1, Response Time: 2ms, Aspect Ratio: 16:9, Brightness: 300cd/m², Refresh Rate: 60Hz, Connectivity: 2 x HDMI/MHL connector, 1 x DP connector and 1 x mDP connector, 2 x USB 3.0 downstream connector, 1 x USB 3.0 upstream connector and 1 x Audio line-out port , Adjustability: Tilt