Tripp Lite's 1ft HDMI active signal extender cable increases the distance a 1080p (24Hz) signal can be transmitted beyond the recommended 16 ft. It supports video resolutions up to 1080p and a maximum distance of 150ft from the source. Cable made with 24Awg wiring. 24Awg HDMI cable is also needed when extending a 3D signal more than 50ft. It supports DTS-HD, dolby true HD and 7.1 channel surround sound audio.