would this speaker work with my POLY VVX phone system?
Grandstream GSC3516 Intercom Speaker
VoIP Supply
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Open Mar 20, 2026 - 01:24 PM
1answer
Answer
Mar 20, 2026 - 01:24 PM
Yes, the Grandstream GSC3516 Intercom Speaker is a SIP based device that uses the SIP communication protocol just like the Poly VVX devices do. This will work for your solution. You would SIP register the device as an endpoint extension in the PBX phone server or set as Multicast.
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Grandstream GSC3516 Intercom Speaker
The GSC3516 is a SIP/Multicast Talk-Back Speaker that has been designed to allow offices, schools, hospitals, apartments and more to build powerful voice intercom solutions that expand security and communication.
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