The U244-001-HDMI-R USB 2.0 to HDMI External Video Graphics Card Adapter displays video on an HDTV or HDMI-enabled monitor or projector via your computer or laptop’s 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. Adding or removing a monitor is easy—no need to reboot the system afterward. No external power supply is necessary. The U244-001-HDMI-R supports high-definition video resolutions up to 1920 x 1080 (1080p) @ 60hz 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.