Yeastar's S100, S-Series VoIP PBX is designed with small and medium sized enterprises in mind. The S100 is a cost-effective business communication system with a base configuration of 100 users, 30 concurrent calls and can scale up to 200 users and 60 concurrent calls. The flexible S100 comes with support for analog ports, ISDN BRI, E1/T1/PRI, and GSM networks. 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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