Yeastar S300

SIP Ext.: 300 by default ( max. 500)
Concurrent call: 60 by default (max. 120)
Expand Cards: max. 3 EX08/ EX30 & 2
D30
Analog Ports: max. 24 FXS/FXO ports
BRI Ports: max. 24 BRI ports
GSM Ports: max. 6 GSM ports