Ajax StreetSiren Wireless Outdoor Sounder ‑ Black


Wireless outdoor siren that notifies of danger using sound and light. The device is installed outside the room to raise an alarm for everyone to hear. The device notifies of detector activation with an audible alarm and LED. Sound level and alarm length are set in the mobile application. The device has IP54 dust and moisture protection. 12 V DC external power supply can be connected, if necessary. The built-in accelerometer will raise the alarm if an attempt is made to remove the siren. Ready to operate straight out the box: the battery is already installed, therefore there is no need to disassemble the siren. With one click, it can be connected to the hub in the mobile application. It can be mounted on the SmartBracket in just a few minutes.



  • Radio channel security sounder
  • Wireless
  • Internal installation
  • Compatible with Ajax Hub, Hub Plus, and ReX
  • Sound notification
  • Connector for LED available
  • Sound level Adjustable, 81−105 dB at a distance of 1 m
  • Alarm length Adjustable, 3−180 s
  • Indication of armed/disarmed status
  • Alarm signal delivery time 0.15 seconds
  • Up to 5 years battery life with 4x CR123A batteries/mains supply DC12V
  • Jeweller radio technology - Communication range with central unit — up to 2,000 m in an open space
  • Two-way communication between devices
  • Operating frequencies — 868.0−868.6 MHz
  • Self-adjusting RF output power — up to 20 mW
  • Block encryption based on AES algorithm
  • Device polling period — 12−300 s
  • Operating temperature From -25°С to +50°С
  • Permissbale humidty 80%
  • Protection against Jamming and tamper resistant.
  • Dimensions 200х200х51 mm
  • Weight 528g
  • Grade 2, CE certification
  • 2 Years replace or repair warranty (Batteries not covered)