Legrand-On-Q WP3481-WH-10 Recessed Keystone Nickel 3GHz F- Coupler, White, 10 Pack NICKEL-PLATED 3GHz KEYSTONE F-81 COUPLER: Works with all antenna, cable, and satellite systems. KEYSTONE 1 GHz F-CONNECTOR: Also comes in contractor packs of 10 and 50 Keystone Coax inserts. RECESSED KEYSTONE COAX INSERT: shortens the cable bend radius from the wall plate allowing furniture to be placed closer to wall. KEYSTONE INSERT: It is available in different colors  White, Light Almond, Black, Brown, Gray, Ivory.