Advantages
- Effective alarm system: With a 90 dB piezo speaker, the alarm siren provides not only an acoustic alarm, but also a visual alarm by means of LED.
- Customizable alarm: Set beeps, alarm duration, and alarm activation and deactivation individually.
- Sabotage protection: The alarm siren is equipped with a sabotage contact that detects tampering attempts.
- Easy installation: Thanks to radio communication and battery operation, flexible mounting on ceilings and walls is possible.


Downloads
Accessories

Homematic IP App
The app is the intuitive control center of your smart home.

Access Point
With the Homematic IP access point you can control your smart home from anywhere.

Window and door contact
The invisible window and door contact detects open windows and can also trigger an alarm if desired.

Concealed Window and Door Contact
Monitor your windows and doors unobtrusively.

Window Handle Sensor
The window handle sensor detects whether your window is open, tilted or closed.