Keeps cords and cables completely hidden from view. A behind-the-screen solution to conceal power and cords for a clean look. Power and low voltage cables can be run directly from the screen into the wall. Complete a virtually invisible installation with the combination of a Peerless mount and the In-wall Box accessory. Use the IBA3 Medium Storage AV cable management in-wall box to install low voltage component cables such as HDMI or RCA behind your flat panel TV, your amplifier or other audio and video devices. Includes a receptacle knock out for the addition of a duplex power receptacle (not included). Be sure to install this product in accordance with the National Electrical Code (NEC) and local codes. - Low profile design fits behind the thinnest mounts and TV’s - Useable space: 13.10"x4.35"x3.76" - Routes component cables inside the wall - No more outside cable covers needed - Made with 18 gage cold rolled steel - Includes cable ties & grommet for an organized finish - Outlet receptacle knock out for the option to add a duplex power receptacle - Installs between 16” (406mm) wood stud centers