Dahua DHI-ARD323-W2(868S). Composed of a sensor and a magnet. Triggers an alarm when an armed door is opened. Displays door and window status on the DMSS App in real time. Notifications of alarm events. Incorporates temperature measurement. Signal strength detection via radio. Low battery alarm Dhi-ard323-w2(868s).

• Magnetic contact via radio consisting of sensor and magnet
• Reed Switch Sensor
• Applicable to non-metallic doors
• Movement distance: <40 mm
• LED indicator
• Built-in temperature measurement with a range of -15°C ~ +65°C (±1°C)
• Bidirectional 868 ~ 868.6 MHz radio communication
• Radio range up to 1.2 km in the open field
• Frequency hopping
• AES128 encryption mode
• Tamper tamper
• Powered by CR123A battery (lifetime up to 5 years)
• Maximum power consumption 125 mW
• Operating temperature -10°C ~ +55°C (-10°C ~ +55°C)
• 10% ~ 90% relative humidity
• Polycarbonate and ABS plastic housing
• Dimensions: 21 (W) x 100,2 (H) x 21,3 mm
• Weight: 70 g

- DAHUA-3324