CERTICABLE BLACK DOUBLE GANG CUSTOM DESIGNED WALL PLATE - CUSTOM CCTV CAMERA WALLPLATE 4 2.1mm POWER & BNC FEMALE PORTS (4) BNC-BNC FEMALE-FEMALE COUPLERS ((4) 2.1mm POWER JACKS ON THE FRONT AND SCREW TERMINALS ON THE BACK. BLACK DOUBLE GANG WALL PLATE INCLUDES MOUNTING SCREWS