Sirena interna radio HomeMatic HMIP-ASIR-2 bianco

The Wireless siren Indoor HomeMatic HMIP-ASIR-2 is a battery-powered indoor alarm siren for the Homematic IP smart home system. It delivers up to 90 dB of sound pressure, includes two high-luminance LEDs for visual signalling, and communicates wirelessly for flexible ceiling or wall mounting. The device resembles a smoke detector, features an integrated tamper contact and supports local device-to-device alarms without an internet connection.

Advantages

The siren provides a loud 90 dB alarm combined with bright LEDs to increase attention in alarm situations. Its battery operation and wireless radio communication allow unobtrusive installation anywhere in the home. Individual alarm sounds, adjustable alarm duration and visual signalling can be configured via the Homematic IP app. A tamper contact detects manipulation and direct device communication ensures alarms work even without cloud or internet access.

Suitable for

• Residential indoor alarm and intrusion detection
• Integration with Homematic IP motion detectors, door/window sensors and smoke alarms
• Ceiling- or wall-mounted installation out of reach of intruders

Key specifications

• Sound pressure: up to 90 dB
• Protection rating: IP20
• Wireless range: up to 250 m (open field)
• Dimensions: 124 x 124 x 45 mm
• Weight: 190 g
• Compatibility: Homematic IP system, voice activation (activate only) via Amazon Alexa and Google Assistant
• Mounting: battery-operated, tamper contact for sabotage detection

How to use

Mount the siren on a ceiling or high on a wall using the supplied mounting bracket so it is difficult to reach. Add the device to your Homematic IP system via the Homematic IP app and configure the desired alarm sounds, duration and LED behaviour. Pair the siren with motion detectors, door/window sensors or smoke alarms within the Homematic IP system. Test the alarm after installation to verify sound and visual signals and confirm app notifications are received.

Recommendations

Place the siren centrally in living areas or corridors for best coverage and mount it out of reach to prevent tampering. Regularly check battery status in the Homematic IP app and test the alarm function after system changes or firmware updates.