Dahua Wireless External Triple-Tech Detector DHI-ARD2251E-W2

Name: Dahua Wireless External Triple-Tech Detector DHI-ARD2251E-W2
Rating: 4.4 (7 reviews)

> 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.

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