RF Antenna adapter RP-SMA female to SMA male coaxial connector Connector Material: Pure copper with Great connectivity (Not Alloy), Surface treatment: Gold-plated, Impedance: 50 ohm, Low-loss Used to connect a WIFI cable or adapter with RP-SMA male connector or SMA female connector. Application for Wi-Fi Antenna, Signal Booster, Repeaters, Radio, RF Coaxial Cable, RF Extension Cable, FPV Drone and so on, >1000 Times Mating Life Time. Package included: 2 pieces RF Coax SMA male to RP-SMA female coaxial connector