Grandstream GSC3505 1-Way Public Address SIP Speaker

Description

Grandstream GSC3505 1-Way Public Address SIP Speaker

The Grandstream GSC3505 is a professional 1-Way Public Address SIP Speaker designed to provide clear and reliable network-based public announcements. It is suitable for organizations that require centralized SIP paging and multicast announcement functionality across offices, schools, hospitals, apartments, dormitories and commercial facilities.

The GSC3505 features a powerful 8W high-fidelity HD speaker combined with an HD acoustic chamber for clear full-band audio reproduction. It supports both SIP paging and multicast paging, making it possible to integrate the speaker into modern IP-based communication and public address systems.

For flexible connectivity, the GSC3505 includes integrated dual-band 2.4GHz/5GHz Wi-Fi and Bluetooth, along with a 10/100Mbps Ethernet port with PoE/PoE+. This allows the speaker to be connected to an existing network while receiving power through compatible Ethernet infrastructure.

The speaker supports up to 16 SIP accounts and multiple professional voice codecs, including G.711, G.722, G.726-32, iLBC, Opus and G.729A/B. It also includes call waiting with priority override and built-in whitelist/blacklist functions for managing incoming communication.

With its compact professional design and network-based architecture, the Grandstream GSC3505 is a practical solution for SIP intercom, paging and public announcement deployments in educational institutions, healthcare facilities, offices, apartments and other commercial environments.

Applications

• Office Public Address Systems
• School & Classroom Paging
• Hospital Communication
• Apartment & Dormitory Paging
• SIP Intercom Systems
• Multicast Announcement Systems
• Commercial Building Communication
• Security & Facility Communication