Lenovo ThinkVision LT2252p  Black 22-inch, 5ms Widescreen LED Backlight, LCD Monitor (2572MB6) Native resolution of 1680x1050, white LED backlight, aspect ratio: 16:10 Brightness: 250 cd/m2(typical),Contrast ratio: 1000:1 (typical), View angles (Horizontal/Vertical, @CR=10:1): 170 degrees / 160 degrees Respond time: 5ms (on/off, typical), lift, Tilt swivel and pivot stand, VGA, DVI-D, DisplayPort connections Compliance with ENERGY STAR 5.1 requirements, TCO certified Edge 1.1, Mercury / Arsenic free Glass Kensington Lock slot support for security, meets 100mm VESA standard for mounting, cable management for better user experience Native resolution of 1680x1050 White LED backlight VGA, DVI-D, DisplayPort connections