Green-state USB 3.0 to VGA Video Graphic Card Display External Cable Adapter CD for Win 8 7 The USB3.0-VGA Display Adapter enables you to connect additional display devices(CRT/LCD monitor, projector) to your desktop or notebook PC. The connected monitor can be configured to either clone your primary screen, or extend the Windows desktop allowing visibility of more applications at the same time. Supports high resolution up to 1920 * 1080. Functions including primary, extended, mirror, display rotation, identify monitor and multi-display control panel.