Outfit your truck to be Ready for the Road Ahead™ with a reliable CB for daily and emergency use, with the Cobra High Gear 4-Pin Dynamic Replacement CB Microphone. By utilizing a powerful core with a dynamic voice diaphragm, this easy-to-install microphone is the ideal choice for communicating with other drivers or emergency vehicles. Fashioned with quality components to provide an extended range and clear connection to countless AM/FM stations, frequencies, and channels. FleetPride is your First Click in Heavy Duty®.