Product Description Dell U2713HM 27″ Widescreen LED Backlit LCD Monitor The U2713HM 27″ LED Backlit LCD Monitor from Dell incorporates enhanced HD resolution along with increased comfort and usability in an eco friendly design. The 2560 x 1440 resolution supports over 3.6 million pixels on a 27″ display for high definition movie and video viewing. This improved resolution is supported by a 2,000,000:1 contrast ratio and an 8ms response time resulting in a high-contrast display with reduced lag for fast moving videos. This widescreen flat panel display features an anti glare coating to help reduce glare even when viewing from the wide 178° horizontal and vertical viewing angles. Product Highlights In-Plane Switching (IPS) Technology DVI-D + DisplayPort + HDMI + VGA Inputs 2560 x 1440 Resolution 2,000,000:1 Contrast Ratio 350cd/m² Brightness 178°/178° Viewing Angles 8ms Response Time 16.7 Million Colors Built-In USB 3.0 Hub For more Details http://www.dell.com/ed/business/p/dell-u2713hm/pd