F-Type Connector, Conwork 5-Pack F-Type Male to TV PAL Female Coax Antenna Jack RF Adapter CTAV Coupler Screw Socket Silver Tone Plated Metal F-Type Male to TV Aerial Female Plug Adapter. Great for TV antenna connecting use. Designed to reduce assembly time and simplify installation.? Can be use to convert TV to satellite set-top boxes or convert set-top to antenna.? High shielding structure lowers digital noise and improves signal quality, reducing packet loss for Modems, and for all other Devices Package Contents: 5 x F-Type Male to TV Aerial Female Plug Adapter. Lifetime Warranty.