Centurion G-Speak Ultra GSM Intercom System

The Centurion G-Speak Ultra GSM Intercom System offers advanced wireless communication for remote gate access, transforming any entrance into a smart, secure point of control. By using GSM cellular technology, the G-Speak Ultra allows homeowners, businesses, and property managers to control gates and doors from anywhere in the world using a mobile phone. Instead of relying on traditional intercom cabling, this system connects through the mobile network, drastically simplifying installation while offering greater flexibility and convenience.

Designed for robust functionality, the G-Speak Ultra enables up to 100 users to open a gate using a free missed call, making it ideal for homes, apartment complexes, offices, or shared properties. The system supports multiple input and output channels, allowing users to integrate additional features such as gate status monitoring, electric fence control, or alarm triggering. The intercom also features built-in voice calling, enabling two-way communication with visitors directly through your phone. This helps users screen access requests, enhancing property security and control.

The Centurion G-Speak Ultra GSM Intercom System stands out for its durability and modern design. Housed in a weather-resistant enclosure, the unit performs reliably in outdoor environments. Installation is quick and requires no trenching or wiring to indoor handsets, which reduces setup time and cost. With its user-friendly setup, mobile app integration, and real-time control capabilities, the G-Speak Ultra is more than just an intercom—it’s a complete GSM-based access management system, delivering security, flexibility, and peace of mind at your fingertips

🔧 Technical Specifications

• Power Supply Voltage: 11-24V DC

• Maximum Current Draw: 300mA @ 12V DC

• Input/Output Current Rating: 50mA (Open Collector)

• Input Sense Voltage Range: 0-24V DC

  • Low State: 0–1.6V

  • High State: 5–24V

• SIM Card: Micro-format, Activated MTN® SIM (supplied)

  • For use only with G-SPEAK ULTRA

📡 Connectivity & Features

• Inputs/Outputs: 4 configurable as input or output

• Call Buttons: 2, with white LED backlighting

• Speech Volume: Adjustable directly on module

• Voice Quality: Crystal-clear GSM audio

• Calling Confirmation: Audible and visible at module

• User Access: Up to 1500 access numbers

• Event Logs: Stores up to 5000 logs

• Time-Based Access Control:

  • 100 Visitor Time-barring Windows

  • 30 Weekly Time-barring Windows

  • 10 Output Activation Schedules

  • 3 Daylight Saving Periods

🛠 Advanced Monitoring & Control

• Notifications via: SMS, Missed Call, Email

• Events Monitored:

  • Gate open

  • Alarm triggered

  • Power failure

  • Infrared beam obstruction

• Control Devices Remotely:

  • Gates, pumps, geysers, alarms, lights, etc.

• Output Mode Options: Pulsed or Latching

🌐 Online Management via G-WEB PLUS

• Add/delete users

• Set call/ring/hang times

• Configure input-output behavior

• Update firmware remotely

• Monitor network, voltage, and signal status

🧱 Enclosure Protection

• Device: IP40

• Calling Module: IP52

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