Dahua ARD822-W2(868) Wireless Panic Button

Dahua ARD822-W2(868) Wireless Panic Button

The Dahua ARD822-W2(868) Wireless Panic Button is a compact emergency alert device designed for compatible Dahua wireless alarm systems. Featuring two buttons, secure 868MHz two-way RF communication and accidental activation prevention, it enables users to quickly trigger an alarm during emergencies. With AES128 encryption, IP54 protection, a built-in LED status indicator and long-lasting CR2032 battery operation, this portable panic button provides convenient security assistance for homes, offices and commercial environments.

Key Features:

• Wireless emergency panic button
• Model: ARD822-W2(868)
• 868.0MHz to 868.6MHz wireless frequency
• Two-button design
• Accidental press prevention
• Two-way RF communication
• Wireless range up to 1,200 metres in open space
• AES128 wireless encryption
• Frequency hopping technology
• Multicolour LED status indicator
• Signal strength detection
• Low battery detection and app battery monitoring
• Remote firmware update support
• IP54 dust and splash resistance
• Powered by 1 x CR2032 battery
• Up to 3 years of battery life
• Portable or wall-mounted installation
• Compact 55 x 36 x 14.2mm housing
• Lightweight 18g construction
• Compatible Dahua wireless alarm hub required

Features

Instant Emergency Alert Activation

The ARD822-W2(868) allows users to send emergency alarm signals to a compatible Dahua wireless alarm hub. Depending on system configuration, alerts can be used for security incidents, medical assistance and other emergency situations.

Two-Button Safety Design

The two-button layout incorporates accidental press prevention to help reduce unintended alarm activation. This makes the device practical for portable use and everyday accessibility.

Secure 868MHz Wireless Communication

Operating on the 868.0MHz to 868.6MHz frequency band, the panic button provides two-way communication with compatible Dahua alarm equipment. AES128 encryption and frequency hopping help protect wireless transmission.

Extended Wireless Operating Range

The device supports wireless communication over distances of up to 1,200 metres in unobstructed open space, according to Dahua's product specifications. Actual range depends on building materials, interference and installation conditions.

LED Status Indicator

An integrated multicolour LED displays pairing, communication and operating status, providing convenient visual feedback during setup and everyday use.

Long-Lasting Battery Operation

The panic button operates using one CR2032 battery and provides an estimated battery life of up to three years based on two activations per week. Low battery detection and battery-level monitoring through the compatible app simplify maintenance.

IP54 Protective Housing

The PC and ABS housing offers IP54-rated protection against dust ingress and water splashes. Its robust design is suitable for specified indoor security applications.

Flexible Installation Options

With its lightweight and compact construction, the panic button can be carried for convenient access or installed on a suitable wall using compatible mounting accessories.

Remote Monitoring and Management

When paired with a supported Dahua alarm hub, the device can provide emergency event notifications through the Dahua DMSS ecosystem. Remote firmware updates and signal monitoring support convenient system maintenance.

Technical Specifications:

What's in the Box:

• 1 x Dahua ARD822-W2(868) Wireless Panic Button
• 1 x CR2032 Battery
• Mounting Accessories (Dependent on Package Variant)
• Product Documentation (Dependent on Package Variant)

Note: A compatible Dahua 868MHz wireless alarm hub is required and sold separately. This device does not independently contact emergency services. Alarm notifications depend on the connected system and its configuration. Wireless range and battery life vary according to operating conditions. Mounting accessories may differ between package variants.

The Dahua ARD822-W2(868) combines secure wireless communication, two-button emergency activation, IP54 protection and extended battery life in a compact portable design. Its integration with compatible Dahua alarm systems provides a practical emergency alert solution for residential and commercial security applications.