2pcs High Value SMA Male Plug to PL259 UHF Male Plug RF Adapter Connector 0-25G High value Pure brass with Great connectivity High value Pure brass with Great connective.(Not Alloy) Impedance:50ohm Connectors are Milled Brass with Nickel Plating for Durability Tested.Order with confidence. Compatible with Agilent,R&S,Tektronix Receiver.Fits Baofeng walkie talkies to a mag-mount antenna. 1 Year warrnaty.