MPD Digital LMR240-SMA-male female Coaxial Cable- LMR-240 SMA male to SMA female Coax Jumper- RF Antenna Extension Cable, 25 ft LMR240 LMR-240 is a Registered Trademark of MPD Digital Systems - This is Genuine LMR-240 Not For WiFi / Wireless Internet Straight SMA Male to SMA Female coax cable connectors - Connects Antennas, Receivers, Meters and Radio transmitters Outer Jacket Material: Flexible UV Proof FR-PE, Outer Diameter: .240(in) nom., SRL: per MIL-C-17/74 The MPD Digital Brand is a Trade Mark of Kimberly Distribution LLC. MPD Digital cables are produced with US made cable and Assembled in the USA. We do Not import cheap coax from China for our cables. Impedance 50 Ohms Frequency Range DC ~ 6 GHz -SMA Connectors are not used for most US WIFI Systems (See RP-SMA options)