In 1933, Through advancement created by Radio Engineer Frank A. Gunther and a police station operator Vince J. Doyle, created a new innovation for police. In Bayonne, New Jersey the two decided to place radio transmitters in police cars that allowed them to communicate back and forth with their station. This was the first time that Two- Way Police Radio Communication existed. This innovation came about 5 years after the station in Detroit had created the One-Way Device.
Coaxsher RCP-1 Pro Radio Chest Pack. Great piece of tactical gear useful for Wildland Firefighters, Search and Rescue, Climbing, ARMY, NAVY, MARINES, Military, Police, FBI and more. Also available in an extended size option for those with broader than average chests or for wearing over bulky jackets.