The G-SPEAK ULTRA promotes the ultimate in convenience and peace of mind by combining wireless GSM technology with Systems’ futuristic and stylish ULTRA interface.

Infused with the DNA of innovation, the G-SPEAK ULTRA allows wireless communication between the user and the intercom gate station, effectively turning the user’s phone into the intercom handset.


– Wireless convenience, allows for the use of your phone as the intercom handset

– Monitor a system by receiving SMS alerts – for example when your mains power has failed or your alarm has been activated

– Caters for up to 100 users the ability to open an entrance gate from anywhere in the world

– Activate devices with a Missed Call (free), Please Call Me (free) or SMS

– Easy setup and administration via CENTSYS’ G-WEB PLUS online interface, or via SMS from your mobile phone

-Intelligent gate status monitoring

Technical Specifications:

Supply Voltage Range 11V – 24V DC
Maximum Current draw 300mA @ 12V DC
Input/output Current Rating 50mA (Open Collector)
SIM Card Requires Micro SIM CardNote: Ensure that all diverts (e.g. voicemail) are cancelled. Ensure SIM Card has sufficient credit for SMS and Data.
Number of Configurable Input/output Channels 4
Call Buttons on Calling Module 2
Call confirmation at Calling Module Yes
Speech Volume Adjustable at Calling Module using Call Buttons
Calling Module illumination Call Buttons and labels with back-lit white LEDs
Memory Capacity -20 Access Profiles

-1 Custom Welcoming SMS Message for New Access Numbers

-20 Custom Output Activation SMS Messages (From User to Device)

-30 Custom Input Notification SMS/Email Messages (From Device to User)

-100 Visitor Time-barring Windows (Windows are the periods between two dates)

-30 Generic Time-barring Windows (Windows are weekly recurring)

-10 Output Activation Schedules (Schedules are weekly recurring)

-3 Daylight Saving Periods

-4 Input to Output Mapping Configurations

GSM Penta-band – for use on all Australian 3G networks