- Acoustical signaling: piezo transducer
- Optical signaling: ultra bright LED
- Inner metal shield
- Tamper protection against opening and removing from mounting surface
- Supply voltage (±15%) 12 V DC
- The intensity of sound 120 dB
- Operating temperature range -35…+55 °C



BR 23317
VN 9511
US 5501
AR 3281
MX 2661
IQ 1816
GB 1722
MA 1548
