Yeastar 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. 50 Users 25 Concurrent Calls Up to 8 FXS/FXO/BRI Ports Up to 4 GSM/3G/4G Channel Security Protected from Internet hackers and viruses with the built-in firewall, TLS, SRTP, and more. Performance Powered by Freescale ARM A9 industrial Future-proof Free lifetime firmware upgrade assures 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, and more to save deployment time. FXS Module FXO Module PSTN Lifeline BRI Module GSM Module 3G Module 4G Module Flexible Modular Design 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. App center. Easy access to a wealth of PBX features. Learn More..
