1.This N female connector work with 50 ohm low loss RF cable LMR400 Belden 9913 RG8 | 2.High quality and cost effective.This n female connector lmr400 made of brass copper,nickle plated,insulator is PTFE,metal housing with gold plated pin for good conductivity | 3.Ideal for building or repairing coaxial cables,use this N female connector to create your own N cable to a desired length which is widely used in Wireless Communications Systems,Short Antenna Feeder runs or any other application (e.g. WLL, GPS, LMR, WLAN, WISP, WiMax,SCADA, Mobile Antennas). | 4.n type connector,Insulation Resistance :≥ 5000MΩ Durability :≥ 500 cycles | 5.Package include: 5PCS N female connector