Yeastar
S20 IP PBX with Router
Best compact communication hub for small businesses and boutique hotels.
The Yeastar S20 IP PBX is a compact, stand-alone telephone system designed for small businesses and SOHO environments, supporting up to 20 users and 10 concurrent calls. Its unique modular design allows for flexible customization of telephony ports, including FXS, FXO, BRI, and GSM/3G, to meet evolving communication needs. This robust system is engineered for reliability and incorporates advanced security features. Installation is streamlined with auto-provisioning and an intuitive, point-and-click web interface for easy management from any location, making it a powerful and flexible solution for modern communication.
$261.25
Owner Satisfaction
4.6
/ 5
Category Rank
4
/ 93
#4 in VoIP Gateways & Routers
Price vs Category Average
-84%
Below average
User Capacity
20
/ Users
Who it's for
- Small business owners needing flexible, custom connectivity options
- Non-technical managers seeking simple, intuitive system configuration
- Budget-conscious teams wanting advanced features without recurring licensing fees
Who should skip it
- Fast-growing companies needing scalable capacity beyond twenty users
- IT administrators requiring advanced security and high-traffic network management
- Startups looking to minimize initial hardware investment costs
Performance breakdown
Deployment Speed
Auto-provisioning features make initial setup remarkably fast for small teams.
Hardware Flexibility
Modular design allows for easy port customization as business needs evolve.
Management Simplicity
The intuitive web interface removes complexity from daily system administration.
Security Robustness
Integrated firewall and encryption protocols provide essential protection for modern networks.
Scalability Limits
Capacity is strictly capped at twenty users for smaller hospitality environments.
Audio Processing
Standard codec support is reliable but lacks advanced hardware echo cancellation.
Key Specs
User Capacity
20 Users
Maximum Concurrent Calls
10
Maximum FXS Ports
4
Maximum BRI Ports
4
Maximum GSM/CDMA/3G Channels
1
Ethernet Ports
2 (Gigabit Ethernet)
Power Supply
DC 12V 1A
Codec Support
G.711, G.729A, GSM
Features
- Supports up to 20 users and 10 concurrent calls.
- Modular design for flexible port expansion.
- Built-in router functionality.
- Intuitive web interface for easy management.
- Free lifetime software and firmware upgrades.
- Fast installation with auto provisioning.
- Supports various telephony interfaces.
- Includes built-in call recording.
What customers say
Customers highly value the Yeastar S20 IP PBX for its exceptional ease of use and integrated reliability, making it ideal for small to medium businesses. Users consistently praise the intuitive web interface that simplifies installation and configuration. The built-in router functionality is a significant advantage, streamlining network needs. Performance is robust, offering stable call quality and consistent uptime crucial for operations. For its price, the comprehensive feature set, including IVR and conferencing, delivers outstanding value. While advanced customization is limited, the S20 functions effectively as a powerful, all-in-one communication hub for its target scope.
Know before you buy
The Yeastar S20 is designed for small teams and SOHO environments, supporting up to 20 registered users and a maximum of 10 concurrent calls at any given time.
Yes, the system features a modular design that allows you to add specific telephony ports. You can customize it to support FXS, FXO, BRI, or a single GSM/3G channel depending on your connectivity needs.
Yes, the S20 includes built-in call recording functionality, which can be managed directly through the web interface without needing additional hardware.
No, the Yeastar S20 does not support PoE. You will need to use a separate PoE switch or individual power adapters to provide power to your connected IP phones.
Management is handled through an intuitive, point-and-click web interface accessible from any location. The system also supports auto-provisioning to help streamline the setup of your IP phones.
The S20 is built with integrated security features, including a firewall, VPN support, and encryption protocols like TLS and SRTP to ensure your voice traffic remains secure.
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