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Technology Accessories / Public Address Systems

Grandstream GSC3506 – Altavoz IP SIP Multicast

The Grandstream GSC3506 is a higher-power SIP IP speaker designed for advanced public address systems and multicast paging in large areas. It includes auxiliary interfaces that enable integration with alarm and control systems, making it ideal for hospitals, factories, educational campuses, and large buildings.

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Grandstream GSC3506 – Altavoz IP SIP Multicast

Main features

  • SIP IP speaker for paging and multicast
  • High output power for wider audio coverage
  • Support for HD audio codecs (Opus, G.722)
  • Auxiliary input for sensors or alarm systems
  • Call priority management
  • Ethernet port with PoE / PoE+ support
  • Physical volume and reset controls

Technical specifications

Device Type

SIP IP Speaker

Communication

One-way

Protocol

SIP 2.0, Multicast

Audio

HD (Opus, G.722)

Interfaces

Auxiliary / alarm input

Network

10/100 Mbps Ethernet

Power Supply

PoE / PoE+

Typical Use

High-power public address systems

About the brand

The GSC3506 expands the capabilities of the Grandstream GSC series, offering higher output power and external system integration while maintaining full compatibility with enterprise SIP infrastructures.

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