MADE IN THE USA - Handheld Antenna Adapter Cable for Wouxun Baofeng Quasheng Linton - Connects UHF Base and Mobile Antennas - SMA Female to UHF SO-239 Female Connectors - 3 ft of MILSPEC RG-58 Ultra Low-loss Double Shielded MILSPEC Alpha 195 Coaxial Cable exceeding all US, NATO and IDF MIL-C-17 Standards - Fits select radio models, Handheld Two-Way Radios with small center pin in radio. SO239 UHF Female to SMA Female Connectors Allows Base & Mobile Antennas to Connect to handheld antenna jack Velocity of Propagation: 66 % nom. / Dielectric Strength:10000 V minute / Corona extinction: 5 kV / Voltage Rating:3700 V Max. / Operating Temperature: +70 C - Min. Operating Temperature: -20 C