Description The Ajax glass protect is a small wireless detector that notifies you of glass being broken by intruders. It is installed at a distance of 9m from the window and filters events that cause false alarms about breakage. The unit detects broken glass using an electret microphone, which registers the sound of impact against the glass and of the glass falling. Two-factor detection prevents false alarms caused by thunder, dogs barking and noise from passing trucks. Specification: Compatibility: All Ajax Hubs; Range Extenders; ocBridge Plus; uartBridge Detection Angle: 180deg Detection Distance: 9m Frequency: 868.0 to 868.6 MHz Installation: Indoors Operating Temperature: -10deg C to 40deg C Power Input: CR123A battery; 3V (Included) Transmission Distance: Up to 1km
