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FreeSWITCH and Yealink Announce the Latest Interoperability

By: kathleen Category: News Posted: April 25, 2017

Yealink, the global leading unified communication (UC) terminal solution provider, announced today the completion of Yealink latest phone array T4S Series (including T48S, T46S, T42S and T41S) and T27G interoperability testing with FreeSWITCH, a scalable open source cross-platform telephony platform (FS version 1.6~64bit). As the world’s first cross-platform scalable free multi-protocol soft switch, FreeSWITCH is designed to route and interconnect popular communication protocols using audio, video, text, or any other form of media. With today's release of the latest compatible Yealink phones, businesses employing a FreeSWITCH-powered VoIP infrastructure can rely on Yealink phones to benefit from the robust and cost-effective unified communications (UC) experience.

"Interoperability between software and hard phone devices is vital in connecting the user to the full communication experience. We at FreeSWITCH are delighted to have the opportunity to work with Yealink to ensure the greatest quality application for the end users and a full FreeSWITCH feature experience." said Brian West, QA and Development Director at FreeSWITCH Solutions.


“We are very excited to see the successful interoperability tests with FreeSWITCH,” said Yealink Vice President Stone Lu. “By working together, FreeSWITCH customers can now access advanced telephony features with Yealink phones that help them improve their communication efficiency and productivity,” he added. “We very much look forward to future cooperation with FreeSWITCH as we continue delivering more innovative endpoint solutions in the global telecommunication market space.”


The compatible Yealink T4S series is the upgraded IP phone line of Yealink’s former T4 series. Designed for today’s busy executives and managers, the T4S series features an elegant appearance, Optima high-definition audio quality and a remarkable phone experience. Integrating cutting-edge features like Wi-Fi and Bluetooth connectivity, the T4S series enriches business users’ daily collaboration. The SIP-T27G IP phone, as the upgraded product of T27P, is Yealink’s latest feature-rich tool unifying superior voice capabilities and increased function extension capability for business. For more Yealink phone information, visit Yealink’s official IP phone page.


About FreeSWITCH

First released in January 2006, FreeSWITCH has grown to become the world’s premier open source soft-switching platform. This versatile platform is used to power voice, video, and chat communications on devices ranging from single calls on the Raspberry Pi to large server clusters handling thousands of calls. FreeSWITCH powers a number of commercial products. Released under the business-friendly MPL 1.1 open source license, FreeSWITCH is continuing the open source telephony revolution that is occurring worldwide.

About Yealink

Yealink, the global leading unified communication (UC) terminal solution provider, helps businesses of all sizes make the most of their UC experience and embrace the power of “Easy Collaboration”. Yealink One-stop UC Terminal Solutions unify voice, video and data, and satisfy diverse customer needs and usage scenarios. The company’s comprehensive product portfolio includes video conferencing systems, conference phones, desk IP phones, wireless DECT phones and accessories. Customers from more than 100 countries enjoy Yealink’s reliable UC terminal solutions through its well-established global sales and service network. For more information, please visit:

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Current version


Development: 1.9.0

License: MPL 1.1

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