Joint Properties -- Type: N male to N male connector.Used to connect n-type female coaxial cable.| Impedance：50 Ohm | Body Material:Pure Brass | Body Plating:Nickel | Inner Needle: Brass Gold Plated | Insulator:Teflon (PTFE)| Life expectancy:> 1000 times the service life. Low Loss & Low SWR -- The signal attenuates of N male connector is less than 0.1dB on 3000MHz. VSWR is less than 1.15.Made of brass copper and teflon Insulator for a reliable signal.Neither measurable SWR increase, nor signal loss. Package Included -- 10 PCS N male to N male Connector(Salt Spray Test:128 hours) Applications -- Fits for antennas/ham radio/radios/wi-fi/telecom/antenna extension/cell phone signal booster/digital communication system/tranceiver/rf communications/das system. Professional Produce -- MOOKEERF is a professional manufacturer of RF coaxial cable connectors,our N Connectors were 100% checked and tested.If you are not satisfied with any product,please don’t hesitate to contact us, we will serve you our best.