Yeastar Technology P550 - Install Yeastar P570

Installation Guide | 3 - Install PBX | 23
Install Yeastar P570
Install Telephony Module
Yeastar P570 supports the followings:
• Max. 2 EX08 Expansion Board
• Max. 2 EX30 Expansion Board
• Max. 8 Telephony Module
• Max. 2 D30 Module
The optional telephony modules are as below:
• S2 Module
• O2 Module
• B2 Module
• SO Module
• GSM Module
• 3G Module
• 4G LTE Module