Yeastar S300 VoIP PBX in Pakistan – 100‑User Scalable PBX (Expandable to 500)

Empower Your SME with a Scalable VoIP System

The Yeastar S300 VoIP PBX is the perfect communication hub for growing businesses in Pakistan. Designed for 100 users PBX and extendable up to 500, it delivers unmatched flexibility, advanced features, and seamless connectivity. Whether you’re running a small office or expanding to multiple locations, the Yeastar S300 in Pakistan grows with you.

Why Choose the Yeastar S300 in Pakistan?

All-in-One Business Communication

Enjoy the convenience of voice, instant messaging, conferencing, presence, and more — all in one platform, powered by Linkus UC Softphone and Linkus Cloud Service.

Top Yeastar S300 Features:

• Full Office Extension – Make, receive, transfer, and record calls. Access voicemails and call recordings from anywhere.

• Instant Messaging & File Sharing – Real-time team communication with secure file transfers.

• CRM Integration – Connect with Zoho CRM for call screen pops and customer insights.

• Presence Indicators – Instantly see team availability with intuitive color statuses.

• One Number on All Devices – Stay connected on desktop, iPhone, or Android with the same number.

Effortless Setup & Management

The Yeastar S300 VoIP PBX offers an intuitive browser-based interface and powerful admin tools, allowing your business to focus on growth instead of complex IT issues.

Built to Scale with Your Business

Whether you start with 100 users or plan to scale to 500, the extendable PBX in Pakistan offers modular expansion for future growth.

Telephony Modules:

• FXS Extensions

• FXO Ports

• PSTN Fallback

• BRI

• 3G/4G

Expansion Boards:

• EX08: Supports 4 modules

• EX30: Supports 1 E1/T1/PRI port

Capacity Upgrades:
Increase SIP users and concurrent calls with the DSP Module for maximum scalability.

Seamless Compatibility & Interoperability

Easily integrate with your existing hardware and systems:

• Works with IP phones, SIP trunks, paging systems, and door phones.

• Certified with 80+ SIP trunk providers.

• Compatible with Yealink, Fanvil, Cisco, Polycom, Grandstream, and more.

Secure Remote Management

Monitor, manage, and update your PBX from anywhere with Yeastar Remote Management — reducing maintenance costs and keeping your business running smoothly.

All Features Included – No Hidden Costs

From IVR and call routing to conferencing and recording, all features are included in your Yeastar S300 without extra licensing fees.

Boost Performance with App Center

Add hotel apps, billing systems, and call center integrations directly from the built-in App Center.

Custom Integrations with Rich API

Connect your scalable VoIP system with third-party software to automate workflows and improve productivity.

Ready to Upgrade Your Business Communication?

Get the Yeastar S300 VoIP PBX in Pakistan from Advance Resources — your trusted distributor for VoIP solutions.