The Leviton wood-backed metal cabinet provides plenty of room for most headend system with 8 or fewer zones, plus even a few more things you might find necessary, such as a DSL line spliter and router, RJ31X jack for connecting to your security system, and a modulator for a CCTV camera, etc. The cabinet includes a nice-looking lockable cover. The cabinet can be mounted in the wall, between the studs, in which case the cabinet sticks out about 2 1/2 inches. Or it can be surface mounted with the optional 47602BKE brackets. The cabinet is 14' wide, 24' tall, and 6' deep.