Monoprice Mini DisplayPort/Thunderbolt Plus USB To Dual-Link DVI Adaptor (106904),White

The Mini DisplayPort + USB to Dual-Link DVI signal format converter seamlessly connect next generation DisplayPort based MacBook, MacBook Pro, or MacBook Air with a Mini DisplayPort to conventional DVI displays, such as CRT, LCD monitors, and projectors. With a 30-inch Apple Cinema Display, you can enjoy the ultimate widescreen canvas with a resolution of 2560 x 1600 pixels!

This device is not bi-directional. It can only connect a Mini-DisplayPort source to an DVI display. It will not work in reverse.

Features:
Supports Mini display port 1.1a input and Dual-Link DVI or Single-Link DVI output
Supports resolutions up to 2560x1600 on the 30-inch Apple Cinema Display
Supports Dual-Link DVI video resolutions to WQXGA 2560x1600
Supports Single-Link DVI video resolution to 1920x1080
Supports 24-bit Deep Color
Supports 268.5MHz bandwidth
Powered from Mini display port source and USB port
Thunderbolt compatible

Note: On some Mac models the connector may block access to the adjacent USB accessory port.