50 Users
25 Concurrent Calls
Up to 8 FXS/FXO/BRI Ports
Up to 4 GSM/3G/4G Channel
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.
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
Robust Feature Set for All of Your Calling Needs
The Yeastar S-Series is designed to help you grow your business by providing plenty business-enhancing
system features and functions. Learn more about the business-enhancing features.
- App Center.
- AutoCLIP
- Auto Provision IP Phones
- Automated Attendant (IVR)
- Blacklist/Whitelist
- Billing App
- Call Back
- Call Detail Records (CDR)
- Call Monitor
- Call Recording
- Call Routing
- Call Transfer
- Conference
- Distinctive Ringtone
- Emergency Number
- Event Center
- Email to SMS/SMS to Email
- Fax to Email
- Find Me/Follow Me
- Hot Standby
- Import/Export Extensions
- LDAP Server APP
- Mobility Extension
- Music on Hold
- Queue
- Ring Goup
- SIP Forking
- SLA
- Speed Dial
- Time Condition
- User Portal
- User Privileges
- Video Calls
- Voicemail
- Voicemail to Email
- VPN Server App
- Learn more about features
Related S-Series Model
S20 VoIP PBX
Stand-alone telephone systems
offering an unrivalled range
of features to small business.
S100 VoIP PBX
Cost-effective business phone
systems with up to 200 users
and 60 concurrent calls.
S300 VoIP PBX
Enterprise-class IP telephony
services that support scale up
to 500 users.
S412 VoIP PBX
Flexible and modular VoIP PBX
with up to 12 FXS Extensions
and up to 4 CO/BRI lines.
