The Grandstream GSC3506 is a SIP and multicast one‑way intercom speaker engineered for office buildings, schools, hospitals, retail shops, and workplaces requiring clear paging. Equipped with a 15‑watt high‑fidelity speaker, it delivers robust audio output for announcements and paging while keeping design simple with no built‑in microphone (one‑way audio only).
The GSC3506 integrates with SIP PBXs, multicast paging groups, and VoIP systems, offering easy management and reliable performance. Powered via PoE/PoE+ with flexible mounting, it is an excellent option for large‑scale campus or enterprise paging deployments.
Features :
The speaker supports multicast paging, SIP extension dialing, and full network integration through any SIP system. With HD audio drivers, high‑output speaker design, and rugged enterprise build quality, the GSC3506 ensures clear overhead announcements.
Advanced Options :
Pair the Grandstream GSC3506 with Grandstream UCM IP PBXs or third‑party SIP servers for unified paging. Through centralized cloud/device management, IT teams can easily configure paging groups, assign priorities, monitor status, and perform firmware updates.
Product Key Features
- One‑way intercom / paging speaker
- 15‑watt output for loud and clear announcements
- No microphone – one‑way audio design
- Supports SIP accounts and multicast paging
- PoE/PoE+ powered for flexible deployment
- Easy wall or ceiling mountable
- HD audio with wideband codecs
- Secure SIP communication with TLS/SRTP
- Backed by Grandstream reliability
Reliability & Performance :
The Grandstream GSC3506 is designed to deliver loud, clear paging for enterprises, campuses, and industrial environments. Its high‑powered 15W speaker ensures full room coverage. With PoE powering, secure SIP integration, and multicast support, the device provides consistent overhead communications without complexity.
Key Features :
- One‑way SIP paging device
- 15W high‑output speaker
- No microphone (page‑only)
- PoE/PoE+ powered
- HD audio with noise shielding
- SIP & multicast ready
- Multiple mounting options
- Enterprise reliability and security
Specifications :
| Specification | Details |
|---|
| Part Number | GSC3506 |
| Brand | Grandstream |
| Product Type | One‑Way SIP Paging/Intercom Speaker |
| Audio Channels | Mono speaker, one‑way audio |
| Speaker Power | 15W high‑output |
| Microphone | No (one‑way audio only) |
| Supported Protocols | SIP, Multicast |
| SIP Accounts | Up to 2 SIP accounts |
| Codecs Supported | Opus, G.711µ/a, G.722, G.726, iLBC |
| Networking | 10/100 Mbps Ethernet with PoE/PoE+ |
| Powering Options | PoE (802.3af) / PoE+ (802.3at) |
| Mounting | Wall mount / Ceiling mount |
| Management | Web UI, GDMS, TR-069, GWN Manager |
| Security | TLS, SRTP, WPA2 for Wi‑Fi (if applicable) |
| Dimensions | Approx. 160mm × 160mm × 45mm |
| Weight | ~0.9 kg |
| Operating Temperature | 0°C ~ 40°C |
| Storage Temperature | -10°C ~ 60°C |
| Compliance | CE, FCC, RoHS |
| Applications | Schools, offices, retail, hospitals, warehouses |
| Warranty | Backed by Grandstream Limited Warranty |
