StarTech.com 2-Port VGA Auto Switches - StarTech.com ST122VGA, This 2-Port VGA Auto Switcher from StarTech.com enables you to share a display between two computers and automatically switch to the active source device using configurable priority switching. When the port you have selected as the primary input is turned off, the device automatically switches to the secondary input.For maximum control and versatility, the ST122VGA also offers manual switch control with an easy-to-use button that allows you to toggle between video sources. For a convenient set-up the switcher can be powered using the included power adaptor or the USB power cable, and features built-in EDID emulation ensuring maximum compatibility with your display or projector and support for resolutions up to 1920 x 1200/1080p.The ST122VGA includes mounting hardware for a tidy and professional installation, and is backed by a 2-year warranty and free lifetime technical support. StarTech.com ST122VGA 2-Port VGA Auto Switch Box Priority Switching & EDID Copy