S Series

Yeastar S20

S20 is the entry-level S-Series appliance, designed for very small businesses.

Key features

Modular design

FXS, FXO, GSM/4G, BRI or PRI extension cards according to requirements, added to the base enclosure.

Linkus application included

Calls, contacts and messaging available on computer, mobile and browser.

Local administration

Configuration and monitoring through a web interface, without relying on a third-party service.

Product details

The S-Series is Yeastar's appliance range for small and medium-sized businesses. The system uses a modular design: extension cards (FXS, FXO, GSM/4G, BRI, PRI depending on the model) are added to the base enclosure to connect the company's existing lines.

This modular approach makes it possible to size the device to the company's actual needs, with the option to expand capacity later by adding modules, without replacing the appliance.

Specifications

Yeastar S20 — Specifications
SpecificationValue
Capacity
Users20
Concurrent calls10
VoIP trunks20
Interfaces
Max FXS/FXO/BRI ports4 (handsets)
Max 3G/4G channels1
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