With built-in Thunderbolt technology - the fastest, most flexible I/O ever - the new Apple Thunderbolt Display can do things other displays simply can't. Of course, it delivers a brilliant viewing experience. But connect it to any Thunderbolt-enabled Mac and it becomes a plug-and-play hub for everything you do. Features include a high-resolution 2560-by-1440 LED-backlit display, a FaceTime HD camera, high-quality audio, three USB 2.0 ports, a FireWire 800 port, a Gigabit Ethernet port, and a Thunderbolt port for daisy-chaining additional high-performance devices. Plug in and power up - The Thunderbolt Display includes a MagSafe connector that powers and charges your MacBook Pro or MacBook Air. The connector sits on your desk, ready and waiting. No need to unwind the cord to the power adapter that came with your notebook. Specifications Screen size - 27 inches (diagonal viewable) Screen type - TFT active-matrix LCD with in-plane switching (IPS) Resolution - 2560 x 1440 pixels Colors - 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 Camera & Microphone - Built-in FaceTime HD camera with microphone Speakers - Built-in 2.1 speaker system Cables - Built-in Thunderbolt & Universal MagSafe Cable Ports - 3 x USB 2.0, FireWire 800, Gigabit Ethernet, Thunderbolt Power - 100V-240V AC System Requirements - Thunderbolt-enabled Mac computer, OS X v10.6.8 or later Size (HxWxD) - 19.35 x 25.7 x 8.15 in. Weight - 23.5 lbs.