The is a RF / Coaxial Connector, SMA Coaxial, Straight Plug, Solder, 50 ohm, RG405, Beryllium Copper. Connector Style SMA Connector Type Plug, Male Pin Contact Termination Solder Shield Termination Solder Impedance 50 Ohm Mounting Type Free Hanging (In-Line) Cable Group RG-405 (.085" Semi Rigid) Fastening Type Threaded Frequency - Max 18GHz Number of Ports 1 Housing Color Gold Includes 3 pcs - 1 Connector, 1 Contact, 1 Insulator Body Material Stainless Steel Body Finish Gold Center Contact Plating Gold Dielectric Material Polytetrafluoroethylene (PTFE) Operating Temperature -65°C ~ 105°C