VicTsing USB 3.0 to VGA Multi Monitor External Video Card Adapter for Windows 7 8 Multiple Monitors The USB 3.0-VGA Display adapter enables you to connect additional display devices(CRT/LCD monitor,project) to your desktop or notebook PC. The connected display can act as mirrored or extented desktop of the main display on your PC. The flexibility of the common USB 3.0 technology saves the need to open the computer or struggling with compatibility issues related to the VGA card.