Search
All Categories
    Menu Close

    Session Border Controllers

    View as Grid List
    Sort by
    Display per page
    Filter by attributes
    • Currently shopping by:
    • Telephony Interface: FXS - Optional (YR-S2) or GSM - Optional (YR-GSM)
    Picture of Yeastar 1GSM port module

    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
    Login For Price
    Picture of Yeastar S2 2FXS port module

    Yeastar S2 2FXS port module

    Yeastar S2, PBX Module 2 FXS Ports - S2
    • Port: 2 RJ11 FXS Ports
    • Supported Model: S412, S20, S50, S100, S300, P550, P560, P570
    Login For Price
    Picture of Yeastar SO 1FXS + 1FXO Port Module

    Yeastar SO 1FXS + 1FXO Port Module

    Yeastar SO, PBX Module 1 FXS and 1 FXO - SO
    • Port: 1 FXO RJ11 Port + 1 FXS RJ11 FXO Port
    • Supported Model: 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
    Login For Price
    banner