Overview The U244-001-VGA-R USB 2.0 to VGA Dual-Monitor Adapter displays video on a VGA monitor or projector via your computer or laptops USB 2.0 port. You can extend video from your primary display to another, duplicate the same video on both displays or change the second display to your primary display. The adapter is an ideal tool for multitasking, viewing large spreadsheets, editing documents, giving presentations at trade shows or watching movies and playing games on large screens. You can add up to six U244-001-VGA-R adapters, each attached to its own USB 2.0 port, to connect a total of seven displays to the video source. Adding or removing a monitor is easyno need to reboot the system afterward. No external power supply is necessary. First, install the drivers using the included CD. Then, connect the adapter to the display and the source using a VGA cable and the included USB 2.0 cable, respectively. This USB-to-VGA converter supports high-definition video resolutions up to 1920 x 1080 (1080p) at 60 Hz and features 128 MB DDR SDRAM of memory. Compatible with 32- and 64-bit Windows 7 and later, Windows 10, as well as 32- and 64-bit Intel Mac OS X 10.8.3 and later, Mac 10.11. The adapter also works with Surface tablets running Windows 8 Pro or later.