Philmore Pros Fit Solderless Connectors.
F-81 is a gold female to female panel mounted "F" connector. The back side of the connector looks like the front as shown in the picture.
Also has RJ-11 for connection for connection to a Digital Satellite System like Dish TV, Direct TV, or any other providers of this type of satellite service. The back side of the RJ-11 has screw terminals.
This decora insert has the strong metal insert support frame. These are not the cheaper all plastic units that can easily bend when in use.