Dahua DHI-ARD323-W2(868) AirShield Wireless Door/Window Contact

The Dahua DHI-ARD323-W2 is an advanced wireless magnetic contact designed specifically for securing doors and windows in indoor environments. With its elegant and compact design, it fits seamlessly into any interior. With reliable two-way communication and comprehensive features, this magnetic contact is an ideal choice for both private and professional security systems.

Key features:
Reed contact up to 40 mm - Effectively detects openings of doors and windows.
Wireless communication (868 MHz) - Range up to 1200 meters in open field.
Bidirectional & secure - AES128 encryption and frequency hopping technology for interference-free operation.
Built-in temperature sensor - Measures temperature from -15°C to +65°C, with accuracy of ±1°C.
Long battery life - Runs on a CR123A battery with an autonomy of up to 5 years.
Sabotage protection & LED indicator - For added security and status checking.
Additional dry contact input - Flexible integration with other devices or sensors.