Eightwood Handheld Radio Antenna Adapter SMA Male to SO239 Female Connector Product Type: RF coaxial antenna adapter Connector 1: SMA male plug | Connector 2: SO239 UHF female | Impedance: 50 Ohm Adapter material: Brass (Not Alloy) | Plated: gold on SMA side and nickel on SO239 side Works for most Yaesu, Icom, Alinco, Kenwood, Wouxun & TYT Amateur Radios package includes: 1pc SMA male to SO239 adapter