Yeastar's S300, S-Series VoIP PBX delivers enterprise-class IP telephony services with a base configuration that supports 300 users. Expandable to 500 users, the S300 grows with your business and supports up to 24 analog ports, up to 24 BRI ports, up to 3 E1/T1/PRI ports, and up to 6 GSM channels. Yeastar's S-Series delivers impressive cost savings, productivity and efficiency improvements, while delivering power, performance, quality and peace of mind.
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