The Dahua Wireless Indoor Siren is a dependable security component designed for indoor environments, offering signal strength detection, temperature monitoring, and stable two-way wireless communication. Its cloud update capability and automatic recovery from update failure make it a low-maintenance addition to any alarm system — ideal for offices and businesses across Jordan.
Key Features
- Signal Strength Detection: Continuously monitors wireless signal quality to ensure reliable system communication.
- Low Battery Alarm: Alerts users when battery levels are low, helping prevent unexpected downtime.
- Temperature Monitoring: Tracks indoor temperature as part of its environmental awareness capabilities.
- Frequency Hopping Technology: Enhances communication stability by dynamically shifting frequencies to avoid interference.
- Two-Way Communication: Enables bidirectional data exchange between the siren and the alarm control system.
- Cloud Update Support: Allows remote firmware updates via the cloud for easy system maintenance.
- Automatic Recovery from Update Failure: Ensures the device returns to normal operation automatically if an update is interrupted.
Technical Specifications
- Model: ARA12-W2(868)
- Brand: Dahua
- Installation Type: Indoor, Wireless
- Frequency: 868 MHz band
- Communication: Two-way wireless with frequency hopping
- Features: Signal strength detection, low battery alarm, temperature monitoring, cloud update, automatic recovery








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