AIPHONE DB Series Surface Mount 1-Channel Audio Intercom with Weather Resistant, White - Gray

The DB Series is easy to install 2-wire access control system with single and multi-tenant hands-free entry stations. OPen voice, PTT or VOX inside units feature door release and room to room communication capability. AIPHONE is proud to be a rare, 2-time winner of the prestigious Deming Prize for quality management and manufacturing processes. AIPHONE products routinely last for years, only being replaced when the application outgrows the system capacity.|Surface mount door phone system with open voice master station|Includes one DB-1MD master station, one DA-1DS door station, PT-1211DR/C/D|15-Volt AC, 120-Volt or 320-Volt voltage|PT-1211DR, PT-1211C or PT-1211D power supply power source