Dahua ARD821-W2(868) Wireless Panic Button Display resolution_5120 x 1440 pixels Frequency Range: 15Hz-25KHz

Frequency Range: 15Hz-25KHz

Ample Memory: Equipped with 4GB of RAM and 64GB of storage

MikroTik SXT LTE7 Outdoor PoE CPE Antenna SXTR&R11e-LTE7

dissipates heat for extended

or XBOX One|Windows® 10 or macOS® 10

Dahua ARD821-W2(868) Wireless Panic Button Display resolution_5120 x 1440 pixels Frequency Range: 15Hz-25KHzDahua 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