MPD Digital 6 ft WRT-54 WAP-54 Linksys CISCO Wireless WiFi Radio Antenna Coax LMR-400 Router Extension RP-TNC to N Male Connector MADE IN THE USA LMR400 LMR-400 is a Registered Trademark of MPD Digital Systems RP-TNC to N Male coax cable connectors - Connects Antennas, Routers, Microwave and Radio transmitters 6ft feet of coaxial cable USA Made LMR-400 Transmission Line Coaxial Cable with Reverse Polarity TNC Connectors and N male Connectors for Antenna Extension Ultra low loss characteristics ensure the maximum performance of your Wireless equipment installation Impedance 50 Ohms Frequency Range DC ~ 11 GHz - LMR-400 was Expressly Designed for 2.4 GHz and Above Radio Transmissions Complient to 802.11 a-n Standards