The Grandstream GSC3506 v2 is a powerful SIP-based multicast paging speaker designed for public announcements, alerts, and background audio in enterprise and commercial environments. With HD audio, a built-in amplifier, and PoE support, it delivers clear and reliable IP-based paging without the need for external amplifiers.

• SIP & multicast paging – Supports SIP paging, multicast audio, and group announcements.
• Built-in high-power amplifier – Integrated amplifier drives the speaker directly without external equipment.
• HD audio performance – Delivers clear voice announcements and background music.
• PoE powered – Single Ethernet cable for power and network connectivity.
• Flexible installation – Wall-mount design suitable for offices, schools, hospitals, and warehouses.
• Enterprise-grade security – Supports secure provisioning and encrypted communications.

Technical Specifications