The P2815Q 28" Widescreen LED Backlit TN LCD Ultra HD 4K Monitor from Dell features a 3840 x 2160 resolution accompanied by a 5 ms response time and a 1,000:1 contrast ratio. View your videos, photos, and other multimedia content in stunning clarity as this Dell monitor supports up to 1.073 billion viewable colors. This Ultra HD monitor comes equipped with one DisplayPort, one Mini DisplayPort, one HDMI port, and one DisplayPort. Along with the enhanced audio and video connectivity options you also benefit from one USB upstream port and four USB 3.0 downstream ports, allowing you to attach a variety of USB compatible peripherals directly to the monitor.