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  • Indicates armed/disarmed state by means of a built-in LED;
  • An external LED is connected to the siren, if necessary;
  • Customizable sound level and alarm length during detector activation;
  • Authentication to prevent forgery;
  • Jamming detection and communication channels encryption;
  • Tampering alarm


Connector for external LED is available. It can be mounted outside your apartment or office to monitor the security system status.

Installation and set up

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.




Ajax Systems

Product Type


Tech Specs

ClassificationRadio channel security sounder
Type Of SirenWireless
Installation MethodIndoors
CompatibilityOperates only with Hub and Hub Plus
Type Of NotificationSound
Connector For External LEDAvailable
Sound Volume LevelAdjustable, 81−105 dB at a distance of 1 m
Alarm LengthAdjustable, 3−180 s
Indication Of Armed/Disarmed StatusYes
Alarm Signal Delivery Time0,15 s
Power SupplyBattery: Two CR123A batteries
Power supply voltage: 3 V
Battery life — up to 5 years
Jeweller Radio TechnologyCommunication 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
Temperature SensorAvailable
Operating Temperature RangeFrom -10°С to +40°С
Permissible HumidityUp to 75%
Protection Class Of BodyIP50
Anti-SabotageProtection against fraud
Jamming detection
Remote Setting And Testing+
Dimensions75х76х27 mm
Weight97 g
CertificationDSTU EN 50131, Conforms to the requirements of the technical regulations governing radio equipment
WarrantyReplacement and repair within 24 months of the date of sale. Batteries are not covered under warranty
Complete Set

HomeSiren siren
Connector for LED indicator
Two CR123A batteries (pre-installed)
Installation set
User’s guide



Wireless internal sounder

Excluding VAT
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