Sanus SA809-B1 Large in-Wall Box Power Distribution Units Black Includes An Ac Outlet Space & Strap For Holding Up To 4 Small Components Recessed Component Box Specially Designed For Use With The Sa206 Sinus Ecosystem Mini For Additional Power Source Space-saving Design Keeps Components & Cables Neat, Making It Perfect For Use With Wall-mounted Tus Product Width: 16.60" / 42.16cm ; Product Height: 11.40" / 28.96cm