US Made - 6 foot Times Microwave LMR-400 N Male Jumper Coaxial Cable MILSPEC & Commercial Ham or CB Radio Antenna Coax UHF VHF HF LMR-400 Times Microwave Coaxial Cable Antenna RF Transmission N Male Connector to N Male LMR400 LMR-400 is a Registered Trademark of Times Microwave Systems - This Is Genuine LMR-400 N Male to N Male coax cable connectors - Connects Antennas, Receivers, Meters and Radio transmitters 6ft coaxial cable USA Made LMR-400 Transmission Line Coaxial Cable with Soldered-Center Silver Plated Connectors Teflon Dielectrics Assembled by MPD Digital - a DoD Supplier - in our GA Facility using MILSPEC Componants Impedance 50 Ohms Frequency Range DC ~ 6 GHz - N Male Connectors are recomended for use up to 6 GHz