{__Wireless street siren

An audio and visual alarm system with a customizable sound level between 85 and 113 dB. Maintains a connection to Ajax Hub at a distance of up to 1,500 meters in open space.__}
Use: Indoor/Outdoor
Compatibility: Works only with Ajax Hub
Alarm type: Light and sound
Sound alarm volume: Adjustable, 85-113 dB at the distance of 1 m
Working frequency of piezo buzzer: 3.5±0.5 kHz
Light alarm: Red LED
Arm/disarm/armed state indication: Yes
Power supply: From on-board batteries / or external 12V DC
Battery type: 4 CR123A batteries, 3V
Battery indicator: Yes
Battery life: Up to 5 years
External power supply: DC 12 V±20%
Standby current: 70 µA (when polling every 36 seconds)
Maximum power consumption: From batteries – 4.35 W, external source DC 12V – 13.5 W
Tamper protection: Available
Dismount protection: Accelerometer
Radio signal power: 25 mW
Communication protocol: Jeweller (868.0?868.6 MHz)
Maximum distance between detector and central unit: Up to 1,500 m (6,552 ft) (in open area)
Polling interval: 12-300 sec (adjustable)
Alarm triggering time: Less than a second
Customizable alarm duration: Between 3 sec and 3 min
Ingress protection: IP54
Working temperature range: From -20°C (-4°F) to +50°C (+140°F)
Operating humidity: Up to 95%
Dimensions: 200x200x51 mm
Weight: 502 g