The Dual Band Mirror Mount Trucker Antenna works on the 800-1900 MHz Frequency and comes with 10.5" Coax (Mount Sold Separately) and is 32 inches high with a standard 3/8-inch x 24 Thread and has a 5.12 dBi 806-894 MHz / 6.12 dBi 1850-1990 MHz Antenna Gain, with a built-In Ground Plane, FME Female connectors and a Whip-Stainless Steel/Extension is Fiberglass body. This antenna is a 50 ohm antenna and can be used for Mobile, Marine and in building applications. Technical Support is available for any assistance in installation. Call 866-294-1660.