Yeastar S20 – S-Series VoIP PBX for Small Business

Product Overview:
The Yeastar S20 VoIP PBX is a powerful, compact PBX system designed for small businesses. It combines essential business telephony features, easy management, and scalable connectivity options, providing an efficient communication solution for up to 20 users.

Key Specifications

1. User & Call Capacity:
   • Max Users: 20
   • Max Concurrent Calls: 10
   • Max Conference Attendees: 10
   • Max Call Center Agents: 5
2. Network & Connectivity:
   • LAN/WAN Ports: 2 x 10/100 Mbps for high-speed internet connectivity and local networking.
   • USB Ports: 1 USB 2.0 for expansion or storage.
   • Expandable Interfaces: Supports up to 4 analog (FXO/FXS) ports, 1 ISDN BRI, and 1 GSM/3G/4G channel for varied connectivity options.
3. VoIP Protocols:
   • SIP (Session Initiation Protocol) for flexible, universal VoIP support.
   • IAX2 (Inter-Asterisk Exchange) for cross-platform VoIP integration and low-bandwidth connectivity.
4. Audio & Video Codec Support:
   • Audio Codecs: G.711a/u, G.722 (HD audio), G.726, G.729, GSM, iLBC, Speex.
   • Video Codecs: H.263, H.263+, H.264 for seamless video calling.
5. Call Handling Features:
   • IVR (Interactive Voice Response) and Automated Attendant.
   • Call Queues, Call Forwarding, Call Transfer, Call Waiting.
   • Call Recording and Voicemail-to-Email.
   • Ring Groups, Paging, and Intercom support for effective in-office communication.
   • Blacklist and Call Filtering for security and spam prevention.
6. Business Productivity Features:
   • Integrated Call Center capabilities with queue management.
   • Linkus UC Softphone for mobile integration and unified communications.
   • CRM Integration: Connects with popular CRM systems for seamless business operations.
   • Remote Management: Yeastar Remote Management tool provides monitoring, control, and diagnostics.
7. Security Features:
   • TLS and SRTP Encryption for secure SIP and RTP signaling.
   • Firewall, IP Blacklist, and DDOS Protection for robust network security.
   • Automatic Alerts & Notifications for suspicious activities or system issues.
8. Scalability & Expandability:
   • Expansion Modules: Modular design allows for adding analog, ISDN, and GSM/3G/4G ports.
   • Flexible Licensing for adding features and expanding capacity as business needs grow.
9. Management Interface:
   • Web-Based Management: User-friendly, browser-based interface for quick setup and easy management.
   • Role-Based Access Control for multi-user management.
   • Provisioning and Deployment Tools: Simplified configuration with auto-provisioning for compatible IP phones.
10. Power Supply:
    • Input: 12V DC, 1A power adapter.
    • Power Consumption: < 5W for energy-efficient operation.

Physical & Environmental Specifications

• Dimensions: 160 x 160 x 30 mm (6.3 x 6.3 x 1.2 inches)
• Weight: 0.38 kg (0.84 lbs)
• Operating Temperature: 0°C to 40°C (32°F to 104°F)
• Humidity: 10–90% non-condensing

Certifications and Compliance

• CE, FCC, RoHS compliant, ensuring safety and environmental standards compliance.

Applications

The Yeastar S20 is suited for small business environments, such as:

• Offices with up to 20 employees.
• Businesses requiring integrated mobile and remote communication.
• Companies needing multi-line telephony with secure, reliable connections.

Frequently Asked Questions (FAQs)

1. What is the Yeastar S20 PBX, and who is it for?
The Yeastar S20 is a compact, affordable VoIP PBX system designed for small businesses with up to 20 users. It provides essential telephony features, multi-line support, and easy integration with other business tools, making it ideal for offices with basic to moderate call handling needs.

2. How many concurrent calls and users does the Yeastar S20 support?
The S20 supports up to 20 users and 10 concurrent calls. It’s an efficient choice for small offices, ensuring a seamless communication experience without overloading the system.

3. What telephony protocols does the S20 support?
The Yeastar S20 supports SIP and IAX2 protocols, enabling integration with various VoIP services and compatible IP phones, softphones, and devices.

4. Can I use the Yeastar S20 for remote communication?
Yes, the Yeastar S20 supports remote communication through the Linkus UC Softphone app, which allows mobile users to make and receive business calls on their smartphones. It also supports remote management for administrators via Yeastar’s cloud platform.

5. Does the Yeastar S20 support CRM integration?
Yes, the S20 can integrate with popular CRM platforms to streamline operations and keep customer records aligned with phone activity, improving customer service and record-keeping.

6. Can I add more analog, ISDN, or GSM channels to the S20?
Yes, the Yeastar S20 features expandable interfaces that support up to 4 analog ports, 1 ISDN BRI, and 1 GSM/3G/4G channel using expansion modules, allowing flexibility as your business grows.

7. How secure is the Yeastar S20 PBX?
The S20 includes several security features, such as TLS and SRTP encryption, firewall, IP blacklist, and DDOS protection to keep your system and calls secure.

8. How do I manage the S20? Do I need technical expertise?
The S20 comes with a user-friendly web-based management interface that makes setup and ongoing management straightforward. Additionally, auto-provisioning for compatible IP phones simplifies the configuration process. Minimal technical expertise is needed for everyday management.

9. What codecs does the Yeastar S20 support for audio and video calls?
The S20 supports a variety of audio codecs, including G.711a/u, G.722, G.726, G.729, GSM, iLBC, and Speex, and video codecs H.263, H.263+, and H.264 for high-quality voice and video calls.

10. What power supply is needed for the Yeastar S20?
The Yeastar S20 operates on a 12V DC, 1A power supply and consumes less than 5W, making it highly energy-efficient.

11. Is the Yeastar S20 suitable for call centers?
The S20 can support up to 5 call center agents with basic call queue and IVR functionalities, making it suitable for small customer service teams. For larger or more advanced call center features, Yeastar offers other models better suited for higher agent volumes.

12. Can I monitor and control the Yeastar S20 remotely?
Yes, with Yeastar Remote Management, administrators can monitor and control the PBX system remotely, receiving alerts and running diagnostics as needed.

13. Does Yeastar offer support for firmware updates?
Yes, Yeastar regularly provides firmware updates that can be managed through the web interface. Firmware updates typically include security patches, performance enhancements, and new features.