S50 | S Series VOIP PBX | yeastar

The Yeastar S50 VoIP PBX is a powerful business phone system designed for small and medium-sized enterprises. Part of the S-Series PBX family, the S50 delivers enterprise-grade Unified Communications features, scalability, and easy management at an affordable cost.

With support for up to 50 users and 25 concurrent calls, the S50 integrates seamlessly with SIP trunks, PSTN, ISDN BRI, and GSM/3G/4G networks, offering maximum flexibility. The system includes a user-friendly web interface, advanced telephony features, and secure remote management.

🔑 Key Features

👥 Capacity & Performance

✅ Supports up to 50 users
✅ Handles 25 concurrent calls
✅ Modular design with expansion slots for FXO/FXS/BRI/GSM/3G/4G modules
✅ Reliable performance with Quad-core processor & industrial-grade hardware

📞 Telephony Features

✅ Call Recording, Call Forwarding, Call Waiting, Voicemail
✅ IVR (Interactive Voice Response)
✅ Ring Groups & Paging/Intercom
✅ Conference Calling & Call Queues
✅ Caller ID & Call Detail Records (CDR)

🌐 Connectivity & Protocols

✅ SIP/IAX2 protocol support
✅ SIP trunks and remote extensions
✅ PSTN, ISDN BRI, GSM/3G/4G via modules
✅ T.38 Fax over IP support

🔒 Security & Reliability

✅ TLS & SRTP for secure communications
✅ Firewall, Fail2Ban, and IP auto-defense
✅ VPN support for remote access
✅ Automatic backups & disaster recovery options

📊 Manageability

✅ Intuitive web-based GUI
✅ Remote management & monitoring
✅ API for third-party integration
✅ Auto provisioning for IP phones

🎁 What’s in the Box?

✅ Yeastar S50 PBX Unit
✅ Power Adapter
✅ Ethernet Cable
✅ Quick Start Guide
✅ Warranty Card

🚀 Why Buy From Us?

🏷️ Best Price in Pakistan
📦 Nationwide Delivery (Karachi, Lahore, Islamabad & more)
🛡️ 100% Original Yeastar Products with Warranty
💬 Expert Support & After-Sales Service