The VS291 is a video switch with 2 ports. It allows 2 independent computers to display their video outputs on a single monitor. Therefore, users will not need to buy monitors for each computer additionally. • Displays the video output of two computers on a single monitor or projector • Computer selection via pushbutton switch • Electronic switching for greater reliability and durability • Easy Installation - No Software Required • Long distance transmission - up to 10m • High resolution video - up to 1920 x 1440 • DDC, DDC2, DDC2B compatible • Supports VGA, XGA. SVGA, UXGA and Multisync monitors. • OS Support: Windows 2000, Windows XP, Linux, Mac and Sun