The HomeSiren Fibra operates as part of an Ajax security system, exchanging data with the hub using the secure Fibra wired communication protocol. The connection range is up to 2,000 meters when using the twisted pair U/UTP cat.5
The HomeSiren Fibra is a product of the Fibra series. Only certified Ajax partners can install, sell, and manage these products.

• Device Type: Wireless
• Use: Indoor
• Alarm Type: Audible
• External LED Connection: Yes
• Sound Intensity: Adjustable, 81-105 dB at a distance of up to 1 m
• Piezo Buzzer Operating Frequency: 3.5±0.5 kHz
• Arming/Disarming Indicator: Yes
• Power Supply: Batteries
• Battery Type: 2 CR123A batteries, 3V
• Battery Status Indicator: Yes
• Battery Life: Up to 5 years
• Standby Current: 70 µA (with communication supervision every 36 seconds)
• Tamper Protection: Yes
• Wireless Transmission Power: 25 mW
• Communication Protocol: Jeweller (868.0-868.6 MHz)
• Maximum Distance Between Siren and Central Unit (HUB): Up to 2,000 m (in open area)
• Communication Supervision: 12-300 seconds (adjustable)
• Alarm Trigger Time: Less than one second
• Adjustable Alarm Time: From 3 seconds to 3 minutes
• Enclosure Protection Rating: IP50
• Operating Temperature Range: From 0°С to +50°С
• Operating Humidity: Up to 75%
• Dimensions: 75×75.6×26.6 mm
• Weight: 96 g