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Yeastar

Yeastar SO Module - S20, P550 - 1 FXS & 1 FXO Port

SKU 38012 Brand Yeastar EAN13 6926150086234
Yeastar SO Module provides 1 FXO and 1 FXS port for PSTN failover, enabling calls even when the system powers down.
VoIP (Voice over IP) - Lines 2

The Yeastar SO module is a module with one FXO port and one FXS port to offer a unique PSTN failover function, enabling you to make/receive calls even when system powers down.

An FXS interface allows to connect conventional analog phones, DECT phones, fax machines, and other devices equipped with FXO interface to IP PBX. The FXO interface allows you to connect to the IP-PBX a local phone line or any other line that is connected to the FXS interface at the other end.

  • Ports: 1 FXO RJ11 Port + 1 FXS RJ11 FXO Port
  • Supported Models: S20, S50, S100, S300, P550, P560, P570
  • FXO Ring Frequency Detection: 15~50 Hz
  • FXS Ring Frequency: 25 Hz
  • Termination: PSTN lines and Analog Telephone / Fax Machine
  • Ring Voltage: 85V
  • Failover Support
  • Echo Cancellation Support
  • Terminating Impedance Option 600 Ohm