Item Type: SMA Female Base Socket_x000D_ Material: OFC_x000D_ Usage: Widely used in GPS system, rotating antenna assembly, WiFi hotspot, receiver, scanner, meter, wireless internet router and radio transmitter etc._x000D_ Basic Parameter:_x000D_ Impedance: 50 1Function: The connector is used for microwave equipment and digital communication systems, to connect radio frequency cables or microstrip cables in RF circuits 2100 Pcs One Set: The kit has 100pcs 4 pin SMA female base radio frequency adapters with an impedance of 50 to you for usage 3High Performance: The RF connector adapter has wide bandwidth, excellent performance, high reliability and long service life 4Excellent OFC Material: The SMA female base sockets are made of high quality oxygen free copper material which has good conductivity and corrosion resistant 5Wide Range of Use: This adapter is widely used in GPS system, rotating antenna assembly, WiFi hotspot, receiver, scanner, meter, wireless internet router and radio transmitter100 x_x000D_ _x000D_ SMAFemaleBaseSocket