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Telephony Modules and Expansion Boards for Yeastar IP-PBX Sytems

Yeastar's P-Series PBX and S-Series VoIP PBX systems provide a scalable telephony solution for businesses in Kenya and Across Africa. with flexible expansion option design. Yeatstar offer a variety of telephony interface combinations, allowing businesses to tailor their systems to meet their specific needs.In addition to the built-in SIP capabilities, Yeastar’s modular design enables easy customization and expansion as your business grows. Whether you need more extensions, physical trunks, or enhanced capabilities, you can add the necessary modules and expansion boards to support your future scalability.

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Add Telephony Modules to Customize Your System

All Yeastar PBX systems are designed with modular and customizable telephony interfaces, including support for FXS, FXO, ISDN BRI/PRI, and GSM/3G/4G technologies. This modular approach allows you to easily add new features and connectivity options as your business expands.

Expansion Requirements:

• S100, S300, P560, and P570 models require both Expansion Boards and Telephony Modules to add new interfaces.

Available Slot Configurations:

• S20, P520: 2 onboard module slots
• S50, S412, P550: 4 onboard module slots
• P560: Supports 1 Expansion Board
• S100, P570: Supports 2 Expansion Boards
• S300: Supports 3 Expansion Boards

Supported Models for Telephony Modules:

• S412, S20, S50, S100, S300, P520, P550, P560, P570

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Telephony Modules Available

Yeastar offers a variety of telephony modules to provide the flexibility to integrate with different telecommunication systems. Below are the different types of modules available:

• S2 Module:
  • 2 FXS Ports
  • Add 2 analog telephones to your system for traditional voice services.
• O2 Module:
  • 2 FXO Ports
  • Connect 2 analog PSTN (POTS) lines to your system for standard telephone service.
• SO Module:
  • 1 FXS Port & 1 FXO Port
  • Provides a unique PSTN fallback function, ensuring reliability during internet or power outages.
• B2 Module:
  • 2 BRI Ports
  • Supports 2 NT/TE BRI Ports for ISDN connectivity, ideal for businesses using ISDN-based phone lines.
• GSM Module:
  • 1 GSM Channel
  • Provides GSM Voice Calls over quad-band frequencies (850/900/1800/1900 MHz) for mobile network connectivity.
• 4G LTE Module:
  • 3G/4G Voice Calls & Data
  • Insert the 4G LTE Module into Slot_1 of S20 & S50 or Slot_1 of EXP 1 of S100 & S300 for 4G mobile voice and data services.
  • Supports a wide range of cellular operators for mobile communications.

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Expansion Boards for Enhanced Connectivity

Yeastar’s Expansion Boards allow you to add additional ports and interfaces to your PBX system, providing even greater scalability for large or growing businesses.

• EX08 Expansion Board:
  • 4 onboard module slots
  • Provides 8 interfaces on the panel for added flexibility.
  • Supported by S100, S300, P560, and P570 models.
• EX30 Expansion Board:
  • 1 onboard E1/T1/PRI port
  • Ideal for businesses that need to connect to E1/T1/PRI trunk lines for high-volume telephony.
  • Supported by S100, S300, P560, and P570 models.

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Why Choose Yeastar IP PBX Telephony Solution?

• Scalability: Yeastar’s modular design allows you to add additional features and interfaces as your business grows, avoiding the need for a complete system overhaul.
• Customization: With a variety of telephony modules (FXS, FXO, BRI, GSM, LTE), you can choose exactly what your business needs, whether it's traditional landline support or modern mobile and VoIP integration.
• Flexibility: The ability to add multiple expansion boards enables seamless upgrades, giving your business the power to manage both voice and data communications efficiently.
• Cost-Effective: Avoid the upfront costs of purchasing a large, over-engineered system. Start with the basics and expand your system as necessary, ensuring you only pay for what you need.