MIDLITE R1SP-A SpeedPort Universal Cable Pass Through & Anchor System, 2"; Almond Flat To Surface Installation For Any Cable Pass-through Application Mounts Wireless Devices & Dome Cameras To Ceiling Features A Hang Wire Through Hole For Acoustical Ceiling Installation Easy To Install Using A Hole Saw & Phillips Screwdriver Flexible Rubber Grommet Remains Closed Where Wires Are Not Present