Yeastar P550 VoIP IP PBX Phone System

The Yeastar P550 VoIP IP PBX Phone System is a powerful business phone system that offers voice, video, messaging, and collaboration features in one platform. It supports up to 50 users and 25 concurrent calls out of the box, and is expandable with modular interface cards for analog (FXS/FXO), GSM/3G/4G, or ISDN trunks. Built on a quad-core processor and Asterisk 13, it delivers stable and efficient communication performance.

Ideal for growing businesses, the P550 enables seamless call management, remote access via Linkus UC clients, IVR, queues, conferencing, and CRM integrations—all secured with built-in firewall, TLS/SRTP encryption, and role-based access control.

Key Features

• Up to 50 Users / 25 Concurrent Calls / 50 Call Center Agents

• Modular Expansion – Supports FXS, FXO, BRI, GSM/4G via plug-in cards

• Unified Communications – Access via Linkus Desktop, Web, and Mobile

• Web-Based GUI – Easy-to-use, centralized management

• Gigabit Ethernet + USB Support – For networking and local backups

• Smart Call Handling – IVR, queues, ring groups, voicemail, call logs

• Built-in Security – TLS/SRTP, firewall, role-based access

• Remote Working Ready – NAT traversal, auto-provisioning, remote access

• Compact Rackmount Design – 1U form factor fits standard cabinets