Apple Thunderbolt Display

27-inch (diagonal viewable image size) thin film transistor (TFT) active-matrix liquid crystal display (LCD) with in-plane switching (IPS)

Resolution: 2560 by 1440 pixels
Colors (maximum): 16.7 million
Aspect ratio: 16:9
Viewing angle: 178° horizontal; 178° vertical
Brightness: 375 cd/m2
Contrast ratio: 1000:1
Response time: 12 ms