Dahua ARD821-W2(868) Wireless Panic Button Display resolution_5120 x 1440 pixels Surge Protection And Voltage Transient

Surge Protection And Voltage Transient Protection

Supports auto detection and alarm for failures

and your USB-C smartphone

or XBOX One|Windows® 10 or macOS® 10

Power Current: 9

Dahua ARD821-W2(868) Wireless Panic Button Display resolution_5120 x 1440 pixels Surge Protection And Voltage TransientDahua ARD821 W2(868) Wireless Panic Button The Dahua ARD821 W2(868) is a wireless panic button designed to provide immediate emergency alarm activation within Dahua AirShield wireless security systems. With a single press, users can instantly trigger an alarm and notify designated responders, making it ideal for personal safety, medical assistance requests, and emergency security situations. Its compact and portable design allows it to be carried as a