AjaxSensors
AJAX GlassProtect Jeweller
GlassProtect Jeweller is a wireless glass break detector featuring a sensitive electret microphone and the DualTone digital algorithm. To register a glass break and report an alarm, the device must detect both a dull low-frequency impact sound and a ringing high-frequency glass breaking sound within 1.5 seconds. This two-stage verification dramatically reduces false alarms from barking dogs, traffic, water splashing, and other extraneous noise. With three adjustable sensitivity levels and terminals for connecting third-party NC detectors, it provides versatile protection for homes, offices, stores, and warehouses.
24-Month Warranty
Free Installation
Key Features
- DualTone digital algorithm prevents false alarms
- Two-stage glass break verification (low + high frequency)
- Sensitive electret microphone
- Up to 9m glass break detection distance
- 180° horizontal detection angle
- 3 adjustable sensitivity levels
- Terminals to connect third-party NC detector
- Ignores barking dogs, traffic, water splashing
- Up to 7 years battery life (pre-installed CR123A)
- Up to 1,000m wireless communication range
- SmartBracket mounting panel - no enclosure disassembly
- Two-way encrypted communication
- Frequency hopping prevents jamming
- Tamper protection with instant alerts
- EN 50131 Grade 2 certified
Specifications
Sensing Element
Electret microphone
Detection Distance
0.3 to 9m
Detection Angle
180° horizontal
Sensitivity Levels
3 adjustable levels
False Alarm Prevention
DualTone algorithm
Battery Life
Up to 7 years
Battery Type
CR123A (pre-installed)
Communication Range
Up to 1,000m
Operating Temperature
-10°C to +40°C
Humidity
Up to 75%
Protection Class
IP50
Dimensions
90 × 20 × 20 mm
Weight
30g
External Input
NC detector terminals
Certification
EN 50131 Grade 2
Warranty
24 months







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