Yeastar S50 All-in-One Modular VoIP PBX System

Yeastar S50 All-in-One Modular VoIP PBX System - User Count: 50 - Max Concurrent Calls: 25 - Max FXS Ports: 8 - Max FXO/BRI Ports: 8 - Max GSM/3G/4G Ports: 4 - Max 4G (Data) Ports: 1 - VoIP Trunks: 50 - Ethernet Interface: 2x 10/100/1000Mbps - Voicemail: 5000 min (Expandable) - External Storage Support: SD Card - 1U Rack-Mountable - S50 VoIP PBX - 12 Months Limited Warranty