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- Session Border Controllers
Session Border Controllers
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- Telephony Interface
- FXO - Optional (YR-O2)
- FXS - Optional (YR-S2)
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- Max Ports: 1 - Ports (Max) or 2 - Ports (Max)
- Telephony Interface: GSM - Optional (YR-GSM)
Yeastar 1GSM port module
Yeastar GSM, PBX GSM Module with antenna - GSM
- Voice Call: 2G Voice Call (GSM Module), 2G/3G Voice Call (3G Module)
- SIM Card: 2G/3G/4G SIM Card (Backward Compatible)
- Supported Model: S412, S20, S50, S100, S300, P550, P560, P570
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