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.
FXS Module
FXO Module
PSTN Lifeline
BRI Module
GSM Module
3G Module
4G Module
Linkus Mobile Client Stay Connected anywhere anytime
Linkus Mobile Client makes your Android and Apple phone
an office extension. Linkus Windows Desktop is also available for
Beta test now.
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
- Remote Management
- 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.
