AOC - 27 Widescreen Flat-panel IPS LED Hd Monitor - Piano Black/silver Display size: 27-inch, Panel type: IPS Panel, Aspect ratio: 16:9, Built-in speakers: 2W 2x Brightness: 250 cd/m2 (typ), Refresh rate: 60Hz, Contrast ratio (dcr): 50,000,000:1 (dynamic) Response time: 5ms, Max resolution: 1920 x 1080 @60Hz, Color depth: 16.7M Pixel pitch (mm) (H x V): 0.311 x 0.311, View angle (degrees) (H x V): 178 / 178