Startechcom high speed hdmi cable mm active cl2 in wall 20 m 65 ft connect your hdmi devices up to 20m away with no signal loss built in active amplifier circuitry for longer connections cl2 rated for in wall installations supports ultra hd resolutions up to 4k x 2k this active hdmi cable offers a connection distance of up to 65 feet 20 meters between your hdmi enabled devices it meets cl2 rating safety requirements so itrsquos ideal for in wall cable runs in your home and o