Yeastar S-Series

Yeastar S300 VoIP PBX

Enterprise-class IP-PBX system built to perform | Supports 300 users and expandable to 500 users.

Yeastar S20 VOIP PBX Reseller Dubai

Communications Tailored for You

Support up to 500 users, Yeastar S300 delivers enterprise-class IP telephony services with a strong presence in scalability, mobility, 3rd-party integration, unified communications, and the ease of use and management.


  • 300 Users (expandable to 500)
  • 60 Concurrent Calls (expandable to 120)
  • Up to 24 FXS/FXO/BRI Ports
  • Up to 6 GSM/CDMA/3G/4G Channels
  • Up to 3 E1/T1/PRI Ports
Simple to use and manage

Simple to use and manage

Easy to use with plug-and-play, phone auto provisioning, and intuitive GUI.

Full-featured + Robust UC

Full-featured + Robust UC

Connect and collaborate any way, on any device with complete feature set.

Remote Management

Remote Management

Reduce IT & maintenance costs with highly-secure remote monitor and control.

Reliability over years

Reliability over years

Free lifetime software upgrade plus high-end security to assure reliability over years

Connect, communicate and collaborate the way you like

With S300 to work with Yeastar Linkus UC softphone and Linkus Cloud Service, experience the ultimate convenience of doing business anywhere, on any device

Yeastar S300 VOIP PBX


Eliminate complexity and connect on any device anywhere with Linkus UC Softphone.


Voice, video, messaging. Get all advanced features for smarter conversations.


Corporate Directory. Presence. File Sharing. It’s about the team-up.

CRM Integration

Salesforce CRM, Microsoft Dynamics 365,Outlook Contacts, Google Contacts.

Related S-Series Model

Yeastar S100 VOIP PBX Reseller Dubai


Flexible and modular VoIP PBX with up to 12 FXS Extensions and up to 4 CO/BRI lines.

Learn More
Yeastar S100 VOIP PBX Reseller Dubai


Stand-alone telephone systems offering an unrivalled range of features to small business.

Learn More
Yeastar S100 VOIP PBX Reseller Dubai


Compact and full-featured IP-PBX that support 50 users and 25 Concurrent Calls.

Learn More
Yeastar S100 VOIP PBX Reseller Dubai


Cost-effective business phone systems with up to 200 users and 60 concurrent calls.

Learn More
  • Working Hours

    Monday - Friday : 8.00am to 6.00pm

  • Call Us

    +971 4 578 6518

  • Mail Us