Tech specs
SpeakerPhone Jeweller
Wireless voice module for alarm verification
![SpeakerPhone Jeweller](/api/cdn-img/?img=%2Fupload%2Fsph_md_3002da364a%402.jpg&1722586401)
Devices compatibility
Communication
VoRF communication technology
Proprietary wireless audio streaming protocol using time division duplex.
Key features:
- Two-way communication.
- Advanced sabotage protection.
- Full duplex audio communication.
Radio communication range
up to 5,550 ftBetween the device and a hub in an open space.
Frequency band
863.0–865.0 MHz
Jeweller communication technology
Proprietary wireless communication technology to transmit commands, alarms, and events.
Key features:
- Two-way communication.
- Advanced sabotage protection.
- Block encryption featuring a dynamic key.
- Instant notifications.
- Remote control and configuration in Ajax apps.
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
Depends on the sales region.
Maximum effective radiated power (ERP)
up to 25 mW
Automatic power control to reduce power consumption and radio interference.
Radio signal modulation
GFSK
Radio communication range
up to 5,550 ft
Between the device and a hub in an open space.
Encrypted communication
All stored and transmitted data are protected by block encryption featuring a dynamic key.
Frequency hopping
To prevent radio interference and jamming.
Wings communication technology
Proprietary wireless communication technology to update firmware.
Key features:
- Two-way communication.
- Advanced sabotage protection.
- Block encryption featuring a dynamic key.
- Reloading the data packages in case of transmission errors.
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
Depends on the sales region.
Radio signal range
up to 5,550 ft
Between the device and a hub in an open space.
Encrypted communication
All stored and transmitted data are protected by block encryption featuring a dynamic key.
Frequency hopping
To prevent radio interference and jamming.
Key features
AI-powered sound optimization
It provides:
- Clear voice transmission.
- Suppression of extraneous noise.
- Improved audibility even at long distances.
- Option to set up the AI feature in Ajax apps.
Voice audibility
up to 10 m
Auto adjustment of the microphone sensitivity.
Output speaker power
3 W
Speaker volume
up to 103 dB
83 dB at a distance of 1 m.
Frequency range
from 200 Hz to 16 kHz
Audio codec
Opus
Remote firmware update
When a new firmware is available, an admin or PRO with the rights to configure the system can run the update in Ajax apps.
The hub must be connected to Ajax Cloud via Ethernet.
Recommendations
It is recommended to install the device at a height of 5.2 ft.
The device is designed for indoor use only.
Sabotage protection
Tamper alarm
Notifications on attempts to detach the device from the surface.
Microphone cut-off detection
Notifications of attempts to damage an in-built microphone.
Holding screw
To secure the device on SmartBracket.
Protection against spoofing
device authentication
Communication loss detection
after 36 s
Detection time depends on the Jeweller settings.
![Screw](/api/cdn-img/?img=%2Fupload%2Fsph_screw_71428b3845%402.png&1724162306)
Power supply
Battery
4 × CR123
Pre-installed.
Calculated battery life
up to 3 years
In a standby mode.
up to 12 hours
In a conversation mode.
Optional external power supply
12 V⎓, 1 A
The power supply cable length should not exceed 32 ft when using the 2 × 0.35 copper-conductor cable.
Enclosure
Dimensions
4.41" × 4.41" × 1.65"
Weight
9.52 oz
Operating temperature range
from 32 °F to 104 °F
Operating humidity
up to 75%
Protection class
IP50
![SpeakerPhone](/api/cdn-img/?img=%2Fupload%2Fsph_front_US_cd23bf6d7d%402.png&1722586453)
![SpeakerPhone](/api/cdn-img/?img=%2Fupload%2Fsph_side_US_d407a8712f%402.png&1722586470)
Colors
Black
![Color](/api/cdn-img/?img=%2Fupload%2Fsph_black_6ef67a8a8a%402.png&1722586421)
White
![Color](/api/cdn-img/?img=%2Fupload%2Fsph_white_1dcdb47671%402.png&1722586422)
Complete set
SpeakerPhone Jeweller
SmartBracket mounting panel
Installation kit
Quick start guide