KRT?3 is a cable retractor designed for installing in a meeting room, classroom or other AV site. KRT?3 extends a variety of common AV connector types and is easy to install and use. – Provides Convenient and Easy–to–Use Connecting — Pull the cable to extend up to 1.8m (5.9ft) from the installation site. The cable automatically locks in position to the desired length. When finished, pull the cable again to retract it into the housing. – Simple and Flexible Installation Options — Install in compatible Kramer TBUS models or attach directly to the underside of a table with a few screws. – Available in Most Common AV Connector Types — HDMI, VGA, audio (3.5mm), LAN, USB, and DisplayPort.