The Dahua DHI-ARA12-W2(868) Wireless Indoor Siren provides an audible alarm for compatible Dahua AirShield wireless security systems. Its compact, battery-powered design makes it suitable for homes, apartments, offices and shops where an additional internal warning device is required without running signal cables back to the alarm hub.
When the connected alarm system is triggered, the siren produces a loud audible warning to alert occupants and help deter intruders.
Key Features
- Produces a powerful indoor warning. The siren delivers a manufacturer-rated sound output of up to 105dB(A) at one metre.
- Offers adjustable sound settings. Three volume levels allow the alarm output to be configured for the installation area.
- Supports configurable alarm tones. The compatible alarm system allows a choice of three siren sounds and adjustable alarm durations.
- Provides long-range wireless communication. Communication can reach up to 1,000 metres in an unobstructed open environment.
- Maintains a stable wireless connection. Two-way communication and frequency hopping help the siren avoid interference and remain connected to the alarm hub.
- Protects transmitted alarm data. AES128 encryption helps secure wireless communication between the siren and compatible hub.
- Reports tampering and maintenance conditions. The alarm system can report removal of the siren, low battery levels and loss of wireless communication.
- Supports signal and speaker testing. Installers can test the wireless signal and siren output before completing the installation.
- Monitors the surrounding temperature. The compatible alarm system can display the indoor temperature measured by the siren.
- Supports remote maintenance. Cloud firmware updates and automatic recovery following an unsuccessful update are supported.
The manufacturer confirms 868.0868.6MHz operation, three volume levels, two-way communication, AES128 encryption and a maximum open-space range of 1,000 metres.
Compatibility & App Support
This siren requires a compatible Dahua 868MHz wireless alarm hub. It is added to the alarm system through the hub and can be configured using the supported DMSS or Dolynk Care app.
Compatible settings include alarm volume, alarm duration, siren tone, arming and disarming confirmation sounds, LED indication, signal-strength testing and speaker testing.
This product is not a standalone Wi-Fi siren and cannot send alerts or operate as an independent alarm system without a compatible Dahua hub.
Whats Included
- 1 x Dahua DHI-ARA12-W2(868) Wireless Indoor Siren
- 1 x Mounting Back Cover
- 1 x Double-Sided Adhesive Pad
- 1 x Wall-Mounting Screw Package
- 1 x Quick Start Guide
- 1 x Legal and Regulatory Information Document
Did You Know?
- The siren can provide an armed-status indication by flashing its green indicator every three seconds when this function is enabled.
- Alarm duration can be configured from 3 to 120 seconds through the compatible alarm system.
- The manufacturer-rated battery life is up to 2.5 years based on two alarm activations per week, with each activation lasting 120 seconds. Actual battery life depends on alarm frequency, temperature, signal strength and configured features.
