Grandstream GSC3516 SIP / Multicast Talk-Back Speaker
The Grandstream GSC3516 SIP / Multicast Talk-Back Speaker is a powerful network speaker designed for IP paging, announcements, and two-way communication in offices, schools, warehouses, and commercial environments. Built with advanced audio technology, it delivers clear HD sound and reliable communication over IP networks.
Equipped with three directional microphones and one omnidirectional microphone, the GSC3516 supports talk-back functionality, allowing users to communicate directly through the speaker system. Its 15W HD speaker ensures announcements are loud and clear even in large spaces.
The device supports SIP and multicast paging, making it easy to integrate with IP PBX systems and VoIP networks. With PoE support through the Ethernet port and built-in Wi-Fi connectivity, installation becomes flexible and simple without the need for additional power adapters.
Designed for modern communication environments, the GSC3516 is an ideal solution for public announcements, emergency alerts, and centralized communication systems.
Key Highlights
- SIP and Multicast paging support
- 15W HD speaker for clear and powerful audio
- 3 directional microphones + 1 omnidirectional mic
- Two-way talk-back communication
- Ethernet 10/100 with PoE support
- Built-in Wi-Fi connectivity
- Ideal for offices, schools, warehouses, and commercial paging systems
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