The Bolton Technical Tall Boy 5G is a 12” 50 Ohm wideband omnidirectional cellular antenna with 10 ft of RG58 cable terminated with an FME-Female connector. Magnetic base enables easy installation on the roof of any type of vehicle (cars, trucks, SUVs, boats, etc.). Tall Boy 5G captures existing cellular signals across the 617-4000 MHz frequencies and delivers them even stronger directly to a vehicle cell phone signal booster or cellular router. With up to 6.1 dBi gain, it is stronger than standard 4” antennas. It is the perfect cellular antenna upgrade for superior cell phone connectivity on rural and city roads and campgrounds. Everything you need for a simple installation is included.