Ajax GlassProtect Jeweler Black: High-Precision Wireless Glass Breakage Sensor

Ajax GlassProtect Jeweler Black: High-Precision Wireless Glass Breakage Sensor


38108.05.BL1 # 38108 | Ajax GlassProtect Jeweller black is a high-precision wireless sensor designed to detect glass breakage using an advanced electret microphone, ensuring fast and reliable protection for windows and glass. It uses the DualTone algorithm to distinguish real breakage events from common noises, ensuring maximum reliability. Jeweller radio technology offers secure communication up to 1,200 m with encryption and anti-spoofing. Compact, elegant, and easy to install, it operates for up to 7 years on a built-in battery, maintaining stable performance even in variable environmental conditions. An ideal device for modern security systems that require precision, autonomy, and immediate integration. Ajax

Technical Data Sheet

Reference: 38108.05.BL1

Brand: Ajax Systems

EAN: 4823114014840

Disponibilità: 39

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Born in 2011, Ajax System produces alarm and fire systems with JEWELLER radio protocol, a wireless technolog that allows to connect with a few taps the detectors in the mobile app. The Ajax System security system is easy to install in your apartment, home or office. By choosing Ajax System, you get integrated protection that is easy to manage, tamper-resistant and responds instantly to attacks. Ajax  System devices are easy to be installed: just 15 seconds to connect the control panel to the detectors. They can also support third-party surveillance cameras, making Ajax System a singular security center.

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Ajax SystemsAjax Systems

The alarm systems by Ajax System use a state-of-the-art wireless technology, thus making the devices very reliable and always connected. Ajax System detectors combine the best components with conceptual design.

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38108.05.BL1 | WIRELESS GLASS BREAK DETECTOR WITH MICROPHONE


Ajax

The Ajax GlassProtect Jeweller, 38108.05.BL1, black , is an ultra-compact sensor designed to accurately detect glass breakage thanks to a highly sensitive electret microphone and the DualTone algorithm, which analyzes both low and high frequencies to ensure maximum reliability and avoid false alarms. Jeweller's wireless communication ensures a range of up to 1,200 m with advanced encryption and anti-tamper technology, while the long-lasting battery ensures stable operation for up to 7 years. Installable in seconds via QR code, it is ideal for windows, glass doors, and environments requiring discreet yet highly professional protection.

Main specifications:

- Glass break detection via electret microphone with DualTone analysis

- Safe and reliable Jeweler communication up to 1,200 m

- High immunity to false alarms and immediate response to the event

- Anti-sabotage protection and constant monitoring of the sensor status

- Up to 7 years of battery life with pre-installed battery

- Quick installation with QR code and compact design in black color

Further details

Jeweler Communication :
Jeweller technology ensures ultra-reliable radio communication up to 1,200 meters , using advanced encryption and device authentication to prevent spoofing and interference, ensuring constant monitoring of sensor status in real time.
Detection :
The sensor uses a highly sensitive electret microphone that analyzes the frequencies typical of glass breakage, distinguishing vibrations, impacts and ambient sounds thanks to the DualTone algorithm, allowing precise detection even in environments with complex noises.
Anti-sabotage protection:
The device integrates anti-tamper functions that immediately detect opening or tampering of the sensor, sending instant notifications via the Jeweller network and ensuring constant protection against attempts at deactivation or unauthorized removal.
Power supply:
Powered by a long-lasting battery, GlassProtect guarantees up to 7 years of battery life, maintaining stable performance even in variable environmental conditions, with automatic battery status reporting to ensure uninterrupted operational continuity.

Technical data sheet

38108.05.BL1
Communication
Jeweler communication technology Proprietary wireless communication technology to transmit commands, alarms, and events.
Key features:
  • Two-way communication.
  • Advanced anti-sabotage.
  • Block encryption featuring a dynamic key.
  • Instant notifications.
  • Remote configuration via the Ajax apps.
Radio frequency bands 866.0 - 866.5 MHz
868.0 - 868.6 MHz
868.7 - 869.2 MHz
905.0 - 926.5 MHz
915.85 - 926.5 MHz
921.0 - 922.0 MHz
Depence on the sales reaction
Maximum effective radiated power (ERP) up to 20 mW
Automatic power control to reduce power consumption and radio interference.
Radio signal modulation GFSK
Radio signal range Up to 1,000 m
up to 3,300 ft
Between the detector and a hub (or radio signal range extender) in an open space.
Encrypted radio communication All the data stored and transmitted are protected by block encryption featuring a dynamic key.
Frequency hopping Radio communication uses frequency hopping to prevent interception and jamming
Detection
Sensitive element electret microphone
Glass break detection distance from 0.3 to 9 m
from 1 to 30 ft
Glass break detection angle horizontal: 180°
Sensitivity 3 levels
Adjusted by PRO or user with admin rights in the Ajax app.
False alarm prevention DualTone
Two-factor software algorithm for glass break verification by low and high sound frequencies.
Input for additional detector connection Wired detector with a normally closed (NC) contact type.
Caution The device will not detect glass breaking if the glass is covered with shockproof, sunscreen, decorative, or any other film.
The device is designed for indoor use only.
Sabotage protection
Tamper alarm Notifications on attempts to detach the device from the surface or remove it from the mounting panel.
Protection against spoofing device authentication
Communication loss detection after 36 s
Detection time depends on the Jeweler or Jeweller/Fibra settings.
Power Supply
Battery 1 × CR123A
Pre-installed.
Calculated battery life up to 7 years
Detector's operating voltage range 2.1−3.3 V⎓
Device's nominal operating voltage 3 V⎓
Quiescent device's current consumption at nominal voltage 18 μA
Maximum device's current consumption at nominal voltage 21 mA
Manufacturer Huiderui or Duracell
Enclosure
Color Black
Dimension 90 × 20 × 20 mm
3.54″ × 0.79″ × 0.79″
Weight 30 g
1.06 oz
Operating temperature range from −10 °C to +40 °C
from 14 °F to 104 °F
Operating humidity up to 75%
Casing protection class IP50
Complete set GlassProtect Jeweler
SmartBracket mounting panel
CR123A battery (pre-installed)
Cable for connecting third-party devices
Installation kit
Quick start guide
Warranty 24 months
All our products are in conformity with the in force CE normative (read here). To ask for a copy of the certification fill out this form

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