TV Bridgeâ„¢ Kit includes two recessed power/low voltage combo boxes and all the connections you need (except NM cable) to install a flat screen TV and additional components. Fast, easy, convenient saves time and money. Secure installation. Good looks. A great finish. All wires stay hidden behind the wall no messy wires running down the wall from TV to components. Plugs stay inside the electrical box don't protrude past the wall. Mounting wings hold boxes securely against the wall when screws are tightened. Paintable trim plate. 18.0 cubic inch recessed boxes.