Yeastar S50 S-Series VoIP PBX
The Yeastar S50 S-Series VoIP PBX is a robust, scalable IP PBX system designed for small to medium-sized businesses. Supporting up to 50 users and 25 simultaneous calls, this rack-mountable PBX delivers advanced unified communications with modular telephony interfaces, rich built-in features, and intuitive browser-based management. Ideal for offices, call centers, retail sites, and branch deployments, the S50 integrates seamlessly with SIP phones, VoIP trunks, softphones, CRM systems, and UC clients, while offering secure remote management.
- Security
Protected from Internet hackers, viruses with built-in firewall, TLS, SRTP, and more.
- Performance
Powered by Freescale ARM A9 industrial grade quad-core CPU processors.
- Future-proof
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.
- Flexible Modular Design
With Yeastar S-Series, all the telephony interfaces are modular and customizable, S50 support 4 onboard module slots to custom FXS, FXO, ISDN BRI, GSM/3G/4G.
B2 Module
O2 Module
S0 Module
S2 Module
GSM Module
3G Module
4G Module
Yeastar S50 VoIP PBX Highlights:
- Up to 50 users and 25 concurrent calls
- Includes 50 SIP trunks
- Add module cards to activate additional ports up to 8 Analog, 8 BRI, and 4 GSM
- Includes 5,000 minutes of expandable voicemail storage
- Built-in call recording capability
- Add on powerful apps including auto provisioning, LDAP, and more
- Free lifetime software/firmware upgrades
- Connect multiple sites and remote users instantly
- No hidden charges or extra licensing fees
- Low power consumption at 2.1-18.5W
- Automated attendant (IVR)
- Email to SMS/SMS to email
- Fax to email
- Paging/intercom
- Mobility extension
- Music on hold
- SIP forking
- Voicemail to email
- 1U rack mountable
