Easy to use, flexible and feature-rich S-Series VoIP PBX is designed to help small and medium sized business make a giant leap in efficiency and cost-savings.
Yeastar S100 VoIP PBX for 100 Users
- 100 Users (expandable to 200)
 - 30 Concurrent Calls (expandable to 60)
 - Up to 16 FXS/FXO/BRI Ports
 - Up to 6 GSM/CDMA/3G/4G Channels
 - Up to 2 E1/T1/PRI Ports
 
Yeastar S20 VoIP PBX System for 20 Users
- 20 Users
 - 10 Concurrent Calls
 - Up to 4 FXS/FXO/BRI Ports
 - Up to 1 GSM/3G/4G Channel
 
Yeastar S300 VoIP PBX
- 300 Users (expandable to 500)
 - 60 Concurrent Calls (expandable to 120)
 - Up to 24 FXS/FXO/BRI Ports
 - Up to 6 GSM/3G/4G Channels
 - Up to 3 E1/T1/PRI Ports
 
Yeastar S412 Hybrid VoIP PBX
All-in-one analog and VoIP capable phone system.
Perfect for start-ups and small business.
Yeastar S50 VoIP PBX for 50 users
- 50 Users
 - 25 Concurrent Calls
 - Up to 8 FXS/FXO/BRI Ports
 - Up to 4 GSM/3G/4G Channel