Yeastar GSM Channel Module (YST-GSM)
The Yeastar GSM Channel Module is used to customize the connectivity of a compatible Yeastar MyPBX or S-Series phone system. Specifically, this module enables 1 channel for GSM voice calls (quad-band frequency: 850/900/1800/1900MHz).
This module fits into one of the on-board module slots for the S412, S20, and S50. It requires an expansion board to fit into the S100 or S300 units.
- Enables 1 channel for GSM Voice Calls
- Frequency: 850/900/1800/1900MHz (quad-band)
- Yeastar S-Series (S20, S50, S100, S300, S412)