1- Hoʻokaʻaʻike kikowaena: Brass,Gold-plated2- Kino-diecast: keleawe, Nickel-plated3- Insulation: PTFE4- UilaPaʻa ʻole: 50 ΩLaulā pinepine: 0 ~ 11 GHz Max.Voltage Rating: 500 voltsKū i ka Voltage: 1500VKū'ē Kū'ē: 5000 MΩVSWR: