... connector 4 antenna bayonet coupling Check out our BNC Connector or adaptor Specifications, thanks.BNC SpecificationsElectrical Performance1, Frequency Range DC~4GHz2, ... sea level.8, Insertion Loss 0.20dB @ 3GHz Max.9, RF Leakage 55dB @3GHz Min.Materials1, Bodies Nickel-plated ... Coupling: bayonet-lock 2, Durability: 500 mating 3, Temperature Range: -55 to +155 4,Corrosion 5% salt solution 48hours ...