bestkong 2 PCS SMA-F Adapter SMA Male to F Type Male Plug Straight RF Coax Adapter Connector Connector: SMA male to F male Adapter Application for Antennas, Wireless LAN Devices , Coaxial cable, Wi-Fi Radios External Antenna and so on 1 YEAR warranty, Ship a new item to you if the item does not work within 1 year Impedance:50ohm Each package include 2pcs