Includes camera & monitor Rugged weatherproof enclosure High resolution 1?3" B&W CCD camera Infrared night vision Backlit call button with chime Monitor: Brightness, bell, audio & sharpness control Door open/closed indicator (requires NO/NC contact switch) All-Call function with 2-way audio intercom (requires optional monitors) System Information: Replaces existing doorbell Easy installation using existing doorbell wiring system Hands-free audio communication

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