Grandstream GSC3506 v2 Multicast Paging Speaker with 30W HD Audio

🔊 30W HD Paging Audio – Delivers clear, high-fidelity voice announcements and paging across offices, schools, hospitals, apartments, and similar facilities with its 30-watt HD speaker.

📡 SIP & Multicast Paging Support – Supports SIP paging, multicast paging, group paging, and push-to-talk to help you build a flexible public address and communication setup.

🚫 Call Control & Access Filtering – Built-in allowlists, blocklists, and greylists help reduce unwanted calls and give better control over paging access.

🔌 PoE-Powered Network Deployment – Uses a 10/100Mbps network port with PoE/PoE+/PoE++ support for simpler installation and cleaner deployment with fewer power accessories.

🎵 Broad Codec Support for Clear Communication – Supports full-band and wide-band codecs including Opus and G.722 to improve speech clarity for announcements and paging.

The Grandstream GSC3506 v2 is a multicast paging speaker designed for public address and facility communication in offices, schools, hospitals, apartments, and similar environments. It combines a 30W HD speaker, SIP and multicast paging support, group paging, and push-to-talk for reliable voice distribution. With PoE support, broad codec compatibility, and call filtering tools like allowlists and blocklists, it is a practical choice for organizations building a scalable paging and announcement system.

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