Yeastar S2 Module

#SIP Ext.: max. 50 #Concurrent call: max. 25 #Analog Ports: max. 8 FXS/FXO ports by modules #BRI Ports: max. 8 BRI ports ports by modules #GSM Ports: max. 4 GSM ports by modules #Storage: SD Card (not included) #Expand Slot: Not support #Modules Need to buy Separately.

02 Port Analog Phone Converter

• Module has 1 GSM port to terminate GSM networks • GSM Channels: 1 channel • Network Types: 850/900/1800/1900 MHz