Save Time: Quick & Hassle-Free DVI-D To VGA Setup Providing a simple way to output user-generated content such as presentations & work documents, the DVI-D to VGA converter can also work to increase your productivity by extending your computer's desktop onto to a secondary monitor, doubling available workspace. Save Space: Compact Design With No Need For An External Power Adapter This portable adapter works to convert a standard powered DVI bus to VGA, without an external power source. For low-powered DVI ports, a USB (Universal Serial Bus) cable is included that can power the device from any USB (Universal Serial Bus) power source. Maximum Resolution Of 1920x 1200 With support for resolutions up to 1920x 1200 (WUXGA), this active adapter offers a comprehensive solution for connecting a High-Definition VGA display to a DVI-D video source.