Mount and store your A/V equipment in the wall with the Chief Proximity PAC527L In-Wall Storage Box. It is designed to help simplify flat-panel display installation by providing an organized, recessed space for routing excess cables and for attaching power bricks, surge protectors, or power conditioners. The storage box installs within 3.5" or 2.5" stud bays and has knockouts for single-gang outlets and conduits of various sizes to accommodate nearly any installation requirements.