This USB 3.0 to VGA video adapter serves as an external video card that allows the USB port on your computer to output video to a 1920 x 1200 resolution VGA display. The adapter also provides built-in driver installation. This means that when you plug it in, the adapter works even without a software disc or Internet connection. For the ultimate in hassle-free installation, this USB video adapter has built-in drivers that prompt for installation when you connect the adapter to your Ultrabook or laptop. This means you can optimize mobility by eliminating the need for an installation disc or Internet connection to install the device. By adding a second or third display to your computer, you can significantly increase your productivity by accessing more applications at the same time. This video adapter is designed to support all your business applications, including Internet, e-mail, spreadsheets and presentations. You can also keep the system video card free for more demanding applications, such as gaming or CAD design, while using the USB monitor for reference material. By using the high-bandwidth USB 3.0 interface, this adapter enables smoother document browsing, higher refresh rates and overall better performance compared to USB 2.0. The adapter is optimized for use with USB 3.0. For additional compatibility, this adapter is also backward compatible with USB 2.0 computer systems that support 800x600 resolution at 60 Hz.