SIIG’s USB 2.0 to DVI/VGA is designed to quickly and easily add a second display through your computer’s USB 2.0 port. This USB to DVI adapter comes with 16MB of built-in SDRAM. It supports resolutions up to 1680 x 1050 @ 32-bit color, multiple display modes including primary, extended, mirror, and rotation, and suspend and hibernation power saving modes. The adapter also works with VGA-enabled displays when used with the included DVI to VGA adapter. The USB 2.0 to DVI/VGA adapter is powered by the USB bus - no external power adapter is required. It is an ideal solution to connect an additional DVI or VGA display and use it as an extended desktop or as an alternative display for your main screen.