Dahua AirShield Wireless 1x Button Panic Alarm 433MHz 1x Cr2032 - DHI-ARD821-W2 Camera Resolution_16-Megapixel Receive calls from door stations

Receive calls from door stations with door release

it allows users to quickly locate critical moments

4 X 6MP Fixed Turret

Observe(m): 25

Dahua AirShield Wireless 1x Button Panic Alarm 433MHz 1x Cr2032 - DHI-ARD821-W2 Camera Resolution_16-Megapixel Receive calls from door stationsThe DHI ARD821 W2 is a compact wireless panic button designed to instantly alert monitoring centers or caregivers during emergencies. Whether its an intrusion, fire, gas leak, or medical crisis, this button delivers reliable, encrypted communication with visual LED feedback and accidental press prevention. Built for versatility and quick deployment, its ideal for personal safety across a range of indoor environments. Key Features Multi Scenario