Share two video signals between multiple monitors. This matrix splitter lets you split the signals from two computers between two VGA monitors or projectors. With the push of a button, the ST222MXGB lets you select & control which signal is displayed on each screen. A built-in signal booster lets you place your displays up to 210 feet away from your computer while maintaining high-quality VGA resolution. Easy install & set-up provides the perfect solution for permanent & mobile presentations.