Yeastar S50 Voip PBX Phone System

Yeastar s50 voip pbx phone system features up to 50 users and 25 concurrent calls includes 50 sip trunks, 8 analog, 8 bri, and 4 gsm and 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.