Yeastar S50 IP PABX

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Yeastar S50 IP PABX

S50 is a compact and full-featured IP-PBX that comes in a 19’’ 1U rack-mountable chassis. The advanced module-based S50 is capable of supporting ISDN BRI, PSTN, and GSM connectivity, providing VoIP communications for up to 50 users.

With Yeastar S-Series, all the telephony interfaces are modular and customizable, S20 support 2 onboard module slots to custom FXS, FXO, ISDN BRI, GSM/3G/4G.

  • 50 Users
  • 25 Concurrent Calls
  • Up to 8 FXS/FXO/BRI Ports
  • Up to 4 GSM/3G/4G Channel

Protected from Internet hackers, viruses with built-in firewall, TLS,SRTP, and more.


Powered by Freescale ARM A9 industrial grade quad-core CPU processors.


Free lifetime software/firmware upgrade assure reliability over the years.

Easy to use

Save time with streamlined installation. Manage PBX on the intuitive web GUI.

Phone Provisioning

Automatically provision phones from Yealink, Snom, VTech, and more.


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