This Apple Cinema Display boasts a 20" widescreen LCD with a maximum resolution of 1680 x 1050. The monitor has a silver finish and features DVI-I, FireWire, and USB 2.0 video inputs. It has a brightness of 300 cd/m², a refresh rate of 60 Hz, and a response time of 16 ms. The contrast ratio is 400:1 and the aspect ratio is 16:10. The model number is A1081 and it is part of the Cinema Display product line. This monitor is being sold as-is with no testing or power supply included. Not powering up