Non-metallic ABS material is lightweight, paintable and easy to handle. Recessed low profile design provides ample room behind dry wall and between studs to accommodates cable bend requirements. Hides the wires, cables, cords and plug heads used with flat panel display installations. Has a two gang low voltage opening and a universal one gang opening for an outlet or switch box (boxes, devices and plates not included). 4 swing out clamps lock the plate securely to the wall, horizontal or vertical mount. 2.72 in D x 5-1/4 in W x 10-1/2 in L.