Yeastar S20 (S20)

Technical Specifications of Yeastar S20

The complete specification set below confirms why the Yeastar S20 IP PBX Dubai deployments depend on for small-office telephony leads its class in modularity and protocol support.

Key Features of Yeastar S20

• Modular Trunk Expansion: Two onboard module slots accept FXS, FXO, BRI, GSM, 3G, and 4G modules, letting you connect analogue lines, ISDN, or mobile networks without replacing the unit.
• Encrypted SIP Communications: TLS and SRTP transport protocols secure all voice traffic end-to-end, meeting compliance requirements for financial, legal, and healthcare environments.
• Microsoft Teams Direct Routing: Native Teams integration extends the S20’s dial plan into Microsoft 365, unifying desk phones and softclients under one system without a separate SBC.
• Yeastar Linkus UC Client: Mobile, desktop, and web softphone apps give remote and hybrid staff full PBX functionality — calls, transfers, voicemail, and presence — from any device.
• Free Lifetime Software Upgrades: Firmware and feature updates are delivered at no cost throughout the product lifecycle, protecting the total cost of ownership over time.
• Hot Standby & T.38 Fax: Built-in failover capability and standards-based fax-over-IP ensure business continuity and legacy fax compatibility without additional hardware.

Why Choose the Yeastar S20

The Yeastar S20 is purpose-built for small businesses and branch offices requiring a reliable, on-premise VoIP PBX for small business UAE deployments of up to 20 users. Its modular design, low idle power draw of 1.8W, and desktop form factor make it practical for office environments where rack space and IT overhead are limited. The Yeastar S-Series PBX GCC resellers consistently position it as the entry point for organisations that need real PSTN fallback alongside SIP trunking.

Buyers needing more than 20 users or additional module slots should evaluate the Yeastar S50 or S100, which scale the same architecture to 50 and 100 users respectively. For teams already committed to a cloud-first model, Yeastar’s P-Series PBX System offers a hybrid cloud/on-premise alternative. The S20 remains the most cost-effective on-premise PBX for the Middle East market when the user count and concurrent call ceiling align with requirements.

Who Is the Yeastar S20 Built For

• SME Office Managers (5–20 staff): Teams replacing ageing analogue key systems who need IVR, call queues, and voicemail-to-email without engaging a dedicated IT team — auto-provisioning and the web GUI handle day-to-day administration.
• IT Resellers & System Integrators: Partners deploying SIP PBX 20 users UAE projects for retail, hospitality, or professional-services clients who require a proven, warrantied platform with remote management and QueueMetrics integration for reporting.
• Regional Branch Offices & Satellite Sites: Organisations with a head-office IP phone system Dubai and distributed GCC or CIS locations that need a standalone on-premise PBX with VPN connectivity back to the core network, GSM trunk fallback, and local survivability during WAN outages.

Hands-On Review and Customer Feedback

The video below walks through the Yeastar S20’s physical setup, module installation, and web GUI configuration in a real deployment scenario. Watch it before purchasing to confirm the workflow matches your environment.

Installers consistently praise the plug-and-play auto-provisioning, which brings supported IP phones online in minutes without manual extension configuration. The Metro UI is frequently cited as one of the clearest management interfaces in its class, reducing training time for non-specialist administrators. The App Center’s Billing and Hotel modules also draw positive feedback from hospitality buyers across the region.

Noted limitations include the 10-concurrent-call ceiling, which can become a constraint for contact-centre workloads even within the 20-user licence. The 2 × 10/100 Mbps Ethernet interfaces, while sufficient for most small offices, may require a managed switch with QoS in environments running high-definition video alongside voice. A small number of users have flagged that the TF card slot, used for call recording storage, requires periodic capacity management.

UAE and GCC buyers should confirm three practical points before ordering: that the unit ships with a DC 12V adapter compatible with the local 220–240V supply (a UAE-plug adapter is typically required), that the 3-year manufacturer warranty is covered through an authorised regional distributor, and that the specific expansion modules needed — GSM, FXO, BRI — are in stock alongside the base unit to avoid project delays.

Why Buy the Yeastar S20 from IRIX

• Authorised Stock, Genuine Units: Every Yeastar S20 supplied by IRIX is sourced directly through authorised distribution channels, ensuring firmware authenticity and full manufacturer warranty eligibility.
• 3-Year Warranty with UAE-Based Support: The unit carries Yeastar’s standard 3-year hardware warranty, backed by IRIX’s local technical support team for faster resolution without international RMA delays.
• Same-Day Dubai Dispatch; 2–7 Days GCC, CIS & Africa: Orders confirmed before the daily cut-off are dispatched from Dubai the same business day, with regional delivery windows of 2–7 working days depending on destination.
• Reseller & Trade Pricing Available: System integrators, VARs, and volume buyers can request tiered trade pricing — contact the IRIX sales desk with project details and quantities for a formal quotation.
• Full Export Documentation: IRIX provides commercial invoice, certificate of origin, and packing list for every shipment, supporting customs clearance across GCC, CIS, and African markets.

Frequently Asked Questions

What warranty does the Yeastar S20 carry, and how is it supported regionally?

The Yeastar S20 includes a 3-year manufacturer hardware warranty valid from the date of purchase. IRIX provides UAE-based warranty support, reducing turnaround time compared with direct international claims.

How quickly can the Yeastar S20 be delivered to GCC and CIS countries?

Stock units are dispatched from Dubai the same business day for orders confirmed before the daily cut-off, with delivery to GCC destinations typically within 2–4 working days and CIS destinations within 5–7 working days. Export documentation is included with every shipment.

Is bulk or project pricing available for the Yeastar S20?

Yes — resellers, system integrators, and project buyers can request trade pricing by contacting the IRIX sales team with their company details, project scope, and required quantities. Volume discounts are assessed on a per-project basis.

The S20 lists 20 users and 10 concurrent calls — does that mean only 10 users can call at once?

Correct: the 20-user figure refers to registered extensions, while the 10-concurrent-call limit means a maximum of 10 simultaneous active call legs at any time. For offices where most staff are on calls simultaneously, the Yeastar S50 offers a higher concurrent-call ceiling and should be evaluated instead.

Official manufacturer specifications: View Yeastar S20 datasheet