The RT300-125 offers a solution for managing HDMI cables. The cable assembly was designed to deliver high definition video and audio to a switcher or a display. The HDMI cable contains a built-in amplifier to maintain HDMI signal integrity. The RT300-125 has 4.0 ft of retractable cable and 4 ft of fixed length cable. The cable and the retractor have been tested to over 10,000 extensions/retractions. The AC200-125 and AC221-125 mounting hardware securely mounts the cable retractors to CNK200 and CNK221 table top units.