Female F to BNC Male F to BNC ConnectorFCONMBNC
F to BNC Connector, RF Adapter BNC Male Plug to F Female Jack Coax Adapter 75 Ohm, RG6, RG59 Connector for TV, Camera, Monitor
This connector adapter has a Female F connector on one side and a BNC male on the other. This is most commonly used to utilize coax cable you already have from cable TV installations. Most cable TV cables have male F connectors on each end. You would simply screw one of these connectors on each end of that cable to use that cable for normal CCTV surveillance or security cameras.