GSC3505

    image of public address SIP speaker for business & residential communication from grandstream
    GSC3505
    1-Way Public Address SIP Speaker
    The GSC3505 is a 1-way public address SIP speaker that allows...

    GSC3506

    GSC3506
    SIP/Multicast Intercom Speaker
    The GSC3506 is a 1-way public address SIP speaker that allows...

    GSC3506 v2

    GSC3506 v2
    Multicast Paging Speaker
    The GSC3506 v2 is a multicast paging speaker that provides a powerful...

    GSC3510

    image of public address SIP speaker for business & residential communication from grandstream
    GSC3510
    The GSC3510 is a SIP intercom speaker and microphone that allows offices, schools, hospitals,...

    GSC3516

    GSC3516
    The GSC3516 is a SIP/Multicast Talk-Back Speaker that offers 2-way voice functionality
    The...

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