This Elite Core metal floor box is pre-loaded with 2 duplex AC outlet. The metal floor boxes are constructed from heavy-duty steel and features a hinged door with cable grooves. The plugs are mounted using phillips head screws instead of rivets for easy access to the back side of the connector even after installation making them easy to service in the field.The Elite Floor boxes are great for great for any stage, theatre, church, school installation. Heavy Duty Steel Metal Construction. Plugs Mounted with Screws for Easy Access. Metal Plug Plate Insert is Mounted with Screws. Plate Dimensions are 5-29/32" x 5-9/32". (2) Duplex AC Outlets (4 AC Plugs). The Elite Core Floor Boxes are available in many different plug type configurations of XLR, Speakon, and Ethercon RJ45. Also available with a solid customizable plate.