Yeastar SO 1-FXS/1-FXO Module
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Yeastar YST-SO module features one FXS port and one FXO port. Install the module on a compatible Yeastar S-Series or MyPBX phone system. The modular design of the phone systems allow you to customize connectivity types. Use this module to connect an analog phone and a PSTN line, for example.
Yeastar O2 Module Compatibility :
Yeastar S-Series
Yeastar MyPBX SOHO
Yeastar MyPBX Standard
Yeastar MyPBX U100
Yeastar MyPBX U200
Yeastar MyPBX U500 Series