Yeastar GSM Module for S Series PBX

The Yeastar GSM Module is a powerful expansion module designed to integrate GSM connectivity with Yeastar S-Series IP PBX systems, such as the S20, S50, S100, and S300. This module enables seamless VoIP-to-GSM and GSM-to-VoIP communication, allowing businesses to connect their PBX systems to the mobile network for more flexible and cost-effective communication options.

The GSM Module supports a wide range of frequencies with quad-band compatibility (850/900/1800/1900 MHz), making it suitable for global deployment. It provides reliable backup for businesses, offering PSTN failover capabilities during VoIP service outages. This ensures uninterrupted communication, even when the internet or VoIP services are down. Additionally, the module supports SMS functionality, allowing businesses to send and receive text messages directly through the PBX system, with SMS-to-email functionality for streamlined communication management.

Equipped with essential features such as caller ID detection, echo cancellation, and Least Cost Routing (LCR), the GSM Module ensures high-quality voice calls while optimizing communication costs. Its plug-and-play installation is simple and convenient, powered directly by the PBX system with no need for an external power source.

Compact, efficient, and user-friendly, the Yeastar GSM Module is an ideal solution for businesses seeking to enhance their communication infrastructure with cellular network integration, improve system redundancy, and reduce operational costs.