This USB (Universal Serial Bus) Display Adapter enables you to connect one more monitor, LCD or projector to a computer with a USB (Universal Serial Bus) 2.0 port. For desktop users adding an extra monitor via USB (Universal Serial Bus), connection is easier than ever. No more having to open the computer chassis to install an internal video card. Once the installation is complete, the USBattached monitor soon wakes up. No function key hassle to swap to a second monitor.