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S300 VoIP PBX (End-of-Sale)
The suggested replacement is P570 PBX System.
Supporting approximately 500 users and 120 concurrent calls, Yeastar P570 shares the exact same user capability as S300 VoIP PBX while offering a greater degree of functionality, reliability, and ease of use. With Yeastar P570, you can expect a total range of Unified Communications includes plus richer out-of-box combinations that power connections today and tomorrow.
More innovative PBX features
Complete Unified Communications: video, message, call center, applications ...

Easier to use and manage
Rich out-of-box combinations
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S300 VoIP PBX (End-of-Sale )
Support approximately 500 users, Yeastar S300 delivers enterprise-class IP telephony services with a strong existence in scalability, movement, 3rd-party combination, merged communications, and the ease of use and management.
Specifications
300 Users (expandable to 500)

60 Concurrent Calls (expandable to 120)
As much as 24 FXS/FXO/BRI Ports
Up to 6 GSM/CDMA/3G/ 4G Channels
Up to 3 E1/T1/PRI Ports
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Our Awards
Simple to use and manageEasy to utilize with plug-and-play, phone car provisioning, and user-friendly GUI.
Full-featured + Robust UCConnect and collaborate any method, on any gadget with total set.
Remote ManagementReduce IT & upkeep costs with highly-secure remote monitor and control.
Reliability over yearsFree life time software upgrade plus high-end security to ensure reliability over years
Connect, communicate and work together the way you like
With S300 to deal with Yeastar Linkus UC softphone and Linkus Cloud Service, experience the ultimate benefit of working anywhere, on any device
Connect

Eliminate complexity and connect on any gadget anywhere with Linkus UC Softphone.
Communicate
Voice, conferencing, messaging. Get all advanced functions for smarter discussions.
Collaborate
Corporate Directory. Presence. File Sharing. It has to do with the team-up.
Salesforce CRM, Microsoft Dynamics 365, Outlook Contacts, Google Contacts ...
Scale and Customize
Unique modular style for additional versatility
Yeastar S300 VoIP PBX permits 3 Expansion Boards to tailor FXS, FXO, ISDN BRI, GSM/3G/4G, or E1/T1/PRI port, and supports 2 D30 module for user/concurrent call growth.
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Powerful Remote Management
Take advantage of an extremely safe platform to keep an eye on and manage your PBX system(s) remotely and centrally. Whether you are a phone system end user or a IT reseller, Yeastar Remote Management tool is here to free you from technical headaches and minimize IT & maintenance expenses.
Robust Feature Set Crafted for Your Business Needs
Complete Built-in Features
From standard call routing, IVR to sophisticated call conferencing and recording, Yeastar S-Series VoIP PBX supplies you with extensive functions without additional licensing fees.
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Extra Capacity with App Center
Independent from the main structure of the system, App Center allows you to add and manage Apps separately for additional functionality like hotel app, billing, call center integration, etc.
Rich Robust API
Open tremendous opportunity with abundant built-in API user interfaces, which enable you to link your phone system with third-party web applications or software application to fulfill specific requirements.
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Supported IP Phones
Yeastar S-Series support auto provisioning with various SIP/IP phone brands and models.
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Microsoft Teams Integration
Enable enterprise voice to Microsoft Teams users and add more sophisticated features such as IVR, Call Forwarding, etc on your Teams.
Branch Office Solution
Interconnect multisite with ease and benefit from complimentary and smooth inter-office communications.
Call Center Integration
Support integration with QueueMetrics and Asternic Call Center to drive organization success.
CRM Integration
Boost company efficiency with screen-pop upon calls and more integration functions.
Hospitality Solution
Streamline hotel operations with Hotel PMS Integration, Hotel App, and more performances.
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Related S-Series Model
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S412 VoIP PBX
Flexible and modular VoIP PBX with as much as 12 FXS Extensions and up to 4 CO/BRI lines.
