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Extension Modules

An easy-to-setup extension module that is ideal for increasing call control efficiency for receptionists, executives or any high-volume user. Any attendant will enjoy maximized productivity by monitoring and dispatching multiple incoming calls with our Extension Modules. The GXP2200EXT pairs with our GXP2140, GXP2170, and GXV3240. The GBX20 extension module pairs with both the GRP2615 and GXV3350.

    image of Extension Module with functionality, versatility, & flexibility to Grandstream IP phones

    GBX20

    GBX20

    image of Extension Module with functionality, versatility, & flexibility to Grandstream IP phones
    The GBX20 is a backlit LCD extension module supported by the GXV3350 and GRP2615. The module includes...

    GXP2200EXT

    GXP2200EXT

    Equip any desktop with superior call control, network visibility and in-call flexibility. The GXP2200EXT...

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