The Yeastar S20 VoIP PBX is a highly efficient and flexible communication tool designed to cater to the unique requirements of small businesses. This comprehensive communication solution integrates voice, video, data, and mobility features into one easy-to-manage system. It’s designed to be simple to install, easy to manage and maintain, with rich features to help small businesses improve communication efficiency and productivity.
Key Features of the Yeastar S20 PBX
- Advanced Call Handling: The S20 PBX features auto-attendant, call transfer, call waiting, and call forwarding, offering robust communication tools that help businesses serve their customers better and ensure that no call goes unanswered.
- Flexible Networking Options: It supports IP phones, PSTN lines, ISDN BRI, E1/T1/PRI, and GSM/3G/4G, offering flexibility and scalability for your business communications.
- Easy Configuration and Management: Its intuitive web-based interface makes it easy to configure and manage your phone system. You don’t need a degree in IT to handle this tool.
- Unified Communications: The system integrates voice, video, data, and mobility applications, which allows for improved communication within your team and with your clients.
- Robust Security: The system has built-in firewall and SIP attack defense to help keep your data secure.
- High Interoperability: The Yeastar S20 is compatible with major IP phones, SIP trunk providers, and ITSP.
- Cost Savings: This solution can potentially reduce your phone bills with its VoIP capabilities, and eliminates the need for a traditional phone line.
- Future-proof Design: With upgradable modular design, the Yeastar S20 can adapt to the changing needs of your business.

Ideal Use Cases
The Yeastar S20 is ideal for small businesses looking to improve their communication and collaboration capabilities. Whether you are running a start-up or a growing enterprise, the Yeastar S20 provides an effective solution to meet your communication needs.
- Start-ups can benefit from its easy set-up and management, as well as the affordable price point.
- Growing enterprises can take advantage of the scalability of the S20. It can support up to 20 users and 10 concurrent calls, enough for a small but growing team.
- Remote teams can benefit from the unified communication features of the S20. It allows for easy video conferencing and data sharing, facilitating smoother remote collaborations.
In Conclusion
The Yeastar S20 – S-Series VoIP PBX is an efficient, flexible, and cost-effective communication solution for small businesses. With its advanced features and easy-to-use interface, it is a worthy investment for businesses aiming to improve their communication infrastructure and increase productivity.