Yeastar S100 VoIP PBX

S100 is a cost-effective business communication system with a base configuration of 100 users and 30 concurrent calls and can scale up to 200 users and 60 concurrent calls.

Get a Quote

100 Users (expandable to 200)
30 Concurrent Calls (expandable to 60)
Up to 16 FXS/FXO/BRI Ports
Up to 6 GSM/CDMA/3G/4G Channels
Up to 2 E1/T1/PRI Ports

Security

Protected from Internet hackers

and viruses with built-in firewall,

TLS, SRTP, and more.

Performance

A9 industrial grade quad-core

CPU processors.

Future-proof

Free lifetime software/firmware

upgrade assures reliability

over the years.

Easy to Use

Save time with streamlined

installation. Manage PBX on the

intuitive Web GUI.

Phone Provisioning

Automatically provision phones

from Yealink, Snom, VTech,

and more.

Flexible Modular Design

With Yeastar S-Series, all the telephony interfaces are modular and customizable, S100 allows 2 Expansion Boards to customize FXS, FXO, ISDN BRI, GSM/3G/4G, or E1/T1/PRI port.

Learn More

EX30

EX08

EX30

EX08

FXS Module

FXO Module

PSTN Lifeline

BRI Module

GSM Module

3G Module

4G Module

Linkus Unified Communications App

Linkus is a unified communications app for Windows desktop, Mac desktop, iPhone and Android phones. Designed for Yeastar Cloud PBX and S-Series VoIP PBX, it transforms your desktop and mobile phone into a fully-featured office extension.

Available using Windows, macOS, iOS, and Android
Make and receive enterprise VoIP calls anywhere anytime
Outlook Contacts and Google Contacts integrated; more CRM to support
Instant messaging and file sharing empowered by Linkus Cloud Service

Learn More

App center. Easy access to a wealth of PBX features

Learn more about the powerful apps. >

Robust Feature Set for All of Your Calling Needs

The Yeastar S-Series is designed to help you grow your business by providing plenty business-enhancing
system features and functions. Learn more about the business-enhancing features.