Yeastar S300 delivers enterprise-class IP telephony services with a base configuration that supports 300 users and is expandable to 500 users.
Yeastar S300 VoIP PBX
• 300 Users (expandable to 500)
• 60 Concurrent Calls (expandable to 120)
• Up to 24 FXS/FXO/BRI Ports
• Up to 6 GSM/3G/4G Channels
• Up to 3 E1/T1/PRI Ports
Free lifetime software/firmware
upgrade assure reliability over the years.
Protected from Internet hackers,
viruses with built-in firewall, TLS,
SRTP, and more.
Easy to Use
Save time with streamlined
installation. Manage PBX on the intuitive web GUI.
Powered by Freescale ARM A9
industrial grade quad-core CPU
Automatically provision phones
from Yealink, Snom, VTech
Flexible Modular Design
With Yeastar S-Series, all the telephony interfaces are modular and customizable, S300 allow 3 Expansion Boards and Telephony Modules to add telephony interfaces.