Connectors: SMA female to N female. One side is N female with inner bore, the other side is SMA female with inner bore, used for connecting N to SMA RF coaxial cable or device. Adapter Material: Made with high quality brass, gold plated SMA plug and contacts for better transmission and corrosion protection. Impedance: 50 Ohm Temperature Range: -55~+155°C Durability(mating): >1000 Times Mating Life Time. Applications: Widely used for Antennas, Broadcast, Radios, Wi-Fi, Telecom, Coaxial cable, LMR, Wireless LAN Devices, CCTV, Microwave Applications and Digital Communication System. Package include: 2pcs N Male to SMA Female Adapters. If you have any questions, please feel free to send us an email and we will be happy to answer them for you.