Extends and boosts your HDMI signal up to 150 feet without the use of any outside power source. For use with PC's, DVD's, Projectors, HDTV's, HD Optical Media Players, etc...Easy to use. It is true Plug & Play. Self powered directly from HDMI sources - no external multiple power adapters and multiple wall plugs required, or multiple convertion boxes to install. It is backwards compatible with DVI-D. Meets HDMI 1.3a specifications. No software installation required. Installation in seconds, just plug HDMI cable from source device (up to 150 feet) to the "source" port of our M05-180 and another HDMI cable from displaying device to the "sink" port of our M05-180. For detail hookup, please see an illustration on our Tech Support page under M05-180 section.