Tripp Lite USB 3.0 SuperSpeed to VGA-DVI Adapter 512MB SDRAM - 2048x1152,1080P(U344-001-R) Add an additional DVI or VGA monitor through a single USB 3.0 port Hot pluggable; add or remove a monitor without the need for a system reboot Use up to six adapters simultaneously, adding up to six additional monitors to a single computer View large spreadsheets across multiple screens by extending video amongst all monitors Play video on one monitor while working on another 3-year limited warranty