Intercom system, ideal for rescue boats and other outdoor applications. Accommodates up to three radios, ten firefighters and fourteen positions, including eight intercom positions. System provides full-duplex intercom among crew members and radio push-to-talk capability from the driver, officer and pump panel positions. Plug and play components and the fewest components of any leading system make the system 922 easy to install, saving time and money. Interconnect cables incorporate a shield on the microphone line and on the overall cable to prevent RF and EM interference. Wireless version available.