2pcs Rf Electrical Wire Terminal Adapter Connector N Female to Rp-tnc Plug for Wireless Antenna N-type screw connector for the air for the low cost of insulating materials, the impedance of 50 and 75, the frequency up to 11GHz is usually used for regional networks, media transmission and testing equipment TNC in addition to the screw outside the interface and BNC similar to 11GHz can still be used in the vibration conditions of excellent performance. It has a frequency bandwidth, excellent performance, high reliability, long life characteristics application for Antennas, Wireless LAN Devices , Coaxial cable, Wi-Fi Radios External Antenna and so on RF Adapter connector 50ohm