Features Function: The connector is used for microwave equipment and digital communication systems, to connect radio frequency cables or microstrip cables in RF circuits. Package Includes: The kit has 100pcs 4 pin SMA female base radio frequency adapters with an impedance of 50Ω to you for usage. Reliable Performance: The RF connector adapter has wide bandwidth, excellent performance, high reliability and long service life. Excellent OFC Material: The SMA female base sockets are made of high quality oxygen free copper material which has good conductivity and corrosion resistant. Wide Applications: This adapter is widely used in GPS system, rotating antenna assembly, WiFi hotspot, receiver, scanner, meter, wireless internet router and radio transmitter. Specification: Item Type: SMA Female Base Socket Material: OFC Usage: Widely used in GPS system, rotating antenna assembly, WiFi hotspot, receiver, scanner, meter, wireless internet router and radio transmitter etc. Basic Parameter: Impedance: 50Ω Package List: 100 x SMA Female Base Socket Package List 100 x SMA Female Base Socket