Yeastar S20: Compact VoIP PBX for Small Business

Yeastar S20 Overview for Small Businesses

Yeastar S20 IP PBX is a modular solution designed specifically for small businesses. Supporting up to 20 users and 10 concurrent calls, S20 Yeastar system is an ideal choice for small offices and remote teams.

This article explores the features of Yeastar S20 VoIP PBX, its pricing, integration with CallGear, and compares on-premise hardware versus cloud deployment.

TL;DR

  • Compact PBX for small businesses – S20 supports up to 20 users and 10 concurrent calls.
  • Modular design – easily add FXS/FXO/BRI ports and GSM/3G/4G modules for flexible configuration.
  • CallGear integration – call analytics, CRM, marketing channel reports, and agent monitoring.
  • Cloud benefits – scalability, remote access, and automatic updates without capital expenses.
  • Regional support – compatible with local SIP providers and tailored for MENA-specific requirements.

Key features of Yeastar S20 PBX

  • Up to 20 users: Perfect for small teams and offices.
  • 10 concurrent calls: Ensures efficient call handling.
  • Modular design: Add up to 4 FXS/FXO/BRI ports and 1 GSM/3G/4G channel.
  • 20 SIP trunks: Flexible external line connectivity.
  • Linkus UC integration: Mobile and desktop apps for unified communications.
  • Remote management: Centralized monitoring and configuration.
  • Low power consumption: 1.8–59.1 W.

Advanced technical specifications

  • Supported protocols: SIP, RTP, SRTP, TLS, HTTP/HTTPS, VPN.
  • Networking: QoS, VLAN, DHCP, static IP, NAT Traversal, PPPoE.
  • PBX features: Auto-attendant, music on hold, internal groups, call transfer, 5-way conferencing, scheduling.
  • Security features: IP blocking, blacklists, DDoS protection, call encryption.
  • Module support: FXS, FXO, BRI, GSM/3G/4G.
  • Operating conditions: 0-40°C, 10-90% humidity (non-condensing), port cabling limits.
  • System compatibility: Works with Yeastar and third-party IP phones; supports cloud backup and updates.

Yeastar S20 pricing and availability

Yestar S20 price depends on configuration and vendor, typically ranging from $430 to $500.
GSM/FXO/BRI modules and IP phones are sold separately, so the total cost for a Yeastar S20 PBX may vary.

Why choose Yeastar S20

  • Flexibility: Modular design allows customization for specific needs.
  • Integration: Linkus UC and CRM support streamlines sales workflows.
  • Management: Centralized setup and monitoring in a single interface.
  • Cost-efficiency: Low power consumption with no hidden licensing fees.

Integration with CallGear

Integrating Yeastar S20 VoIP PBX with CallGear transforms a basic VoIP PBX into a powerful business management tool.

Benefits include:

  • Advanced call analytics: Detailed statistics by source, time, status, and tags.
  • Marketing channel reports: Easily identify which campaigns generate leads.
  • Agent monitoring: Whisper, listen-in, and barge functions enhance call quality.
  • CRM integration: Automatic customer card creation and call logging.

Real-world use cases

  • Marketing: CallGear shows 70% of calls come from Google Ads; banners underperform → budget redirected, CPL reduced.
  • Sales: Managers can whisper guidance to agents during complex calls → higher success rates.
  • Customer service: Analytics show call peaks after 6 PM → call center hours adjusted.

MENA: specific benefits

Integrating S20 with CallGear is especially valuable for UAE and MENA businesses:

  • Compliance with e& and du SIP numbering rules and TDRA VoIP regulations.
  • Fully localized interface: English, Russian, Arabic, RTL support, local date and currency formats.
  • CallGear presence in UAE: Dubai headquarters, regional data center, local support, and operator partnerships.
  • Business process optimization: Faster call handling, analytics, and team management without compromising call quality.

Hardware or cloud: what to choose?

If you’re deciding between an on-premise PBX or cloud deployment, consider these advantages of the latter:

  • No capital expenditure: No need to purchase or maintain a server.
  • Scalable: Add new numbers and branches in minutes.
  • Automatic updates: New features delivered instantly, no IT involvement required.
  • Remote access: Work from anywhere – all you need is an internet connection.

Yeastar S20 IP PBX is an excellent hardware-based solution for companies with up to 20 employees needing reliable on-premise telephony. However, if you want advanced analytics and scalability, pairing your Yeastar S20 PBX with CallGear cloud services offers even greater flexibility.


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