Hose McCann Telephone Company Sound Powered Telephones are designed to provide communications without the use of batteries or other outside sources of current. The only energy required is the sound of your voice talking into the microphone. Other Hose-McCann products are: Fully Automatic Dial Telephone Systems, Rudder Angle Indicators, Navigational Light Panels, Engineers Signal and Alarm Panels, Alarm Bells, and Associated Mil-Spec items.

 

Visit the Hose McCann Homepage at www.hmctelco.com