GBP (£)
Dahua Wireless External Triple-Tech Detector
ARD2251E-W2(868)
Features
- Support anti-masking detection.
- Support moving detection to prevent someone move or detach device.
- Support the installation of camera modules to form PIR-Cam to implement video verification.
- Pet immunity: up to 80 cm, 40kg.
- Support environment temperature monitoring.
- Supports two-way communication and frequency hopping to make communication with alarm hub stable and reliable.
- Features cloud update. You can also remotely update the device on the mobile app.
- Offers a dual backup system, and uses auto recovery when an update fails.