Yeastar S-Series VoIP PBX provides flexible telephony interfaces combination while allowing for future scalability with unique modular design. Besides the built-in rich SIP capabilities, S-Series lets you decide what types of extensions and physical trunks you need in your telephone system. When your business grows, adding more users and concurrent calls is also possible with S-Series.

S-Series IP PBX

S-Series IP PBX
Yeastar MyPBX S412 VoIP PBX

Yeastar MyPBX S412 VoIP PBX (YST-S412) The Yeastar S412 is a flexible and modular VoIP PBX that provides productivity-enhancing communication platform with a compact and...

Yeastar MyPBX S412 VoIP PBX (YST-S412) The Yeastar S412 is a flexible and modular VoIP PBX that p...

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S-Series IP PBX
Yeastar S20 VoIP PBX

Yeastar S20 VoIP PBX Designed with the small and medium sized enterprises in mind, the Yeastar S20 VoIP PBX supports 20 users and 10 concurrent...

Yeastar S20 VoIP PBX Designed with the small and medium sized enterprises in mind, the Yeastar S2...

In Stock
$439.00
S-Series IP PBX
Yeastar S300 VoIP PBX

Yeastar S300 VoIP PBX Yeastar S300 delivers enterprise-class IP telephony services with a base configuration that supports 300 users and can expandable to 500 users....

Yeastar S300 VoIP PBX Yeastar S300 delivers enterprise-class IP telephony services with a base co...

In Stock
$1,925.00
S-Series IP PBX
Yeastar S50 VoIP PBX

Yeastar S50 VoIP PBX Designed with the small and medium sized enterprises in mind, the Yeastar S50 VoIP PBX is a compact and full-featured IP-PBX...

Yeastar S50 VoIP PBX Designed with the small and medium sized enterprises in mind, the Yeastar S5...

In Stock
$879.00