Connex Connector 112426 Product Category: RF Connectors RoHS: yes Product: Connectors RF Series: BNC Gender: Receptacle (Female) Polarity: Normal Impedance: 50 Ohms Maximum Frequency: 4 GHz Contact Plating: Silver or Gold Termination Style: Solder Connector Type: Bulkhead Receptacle/Solder Pot Terminals Contact Material: Beryllium Copper or Phosphor Bronze Voltage Rating: 500 V