Description
Grandstream GSC3518HS – Outdoor SIP/Multicast Talk-Back Horn Speaker for Powerful UAE Announcements
50W high-fidelity speaker • Up to 126dBA max volume • IP66 weatherproof • 3 mics with AI noise reduction • PoE++/PoE+ cascading • SIP/multicast paging • GDMS cloud management • Ideal for schools, hospitals, parks, warehouses & construction sites in Dubai/UAE
The Grandstream GSC3518HS is a robust, outdoor-rated SIP/multicast talk-back horn speaker launched in early 2026, delivering crystal-clear HD audio and two-way communication for expansive public areas. With a powerful 50W speaker reaching up to 126dBA, it’s perfect for noisy outdoor environments in the UAE—such as school playgrounds in Dubai, hospital campuses in Abu Dhabi, construction sites in Jebel Ali, large warehouses, parking lots, parks, resorts, or industrial zones where reliable paging, emergency announcements, and intercom are essential.
This durable horn features IP66-rated waterproof and dustproof protection, a stainless steel mounting bracket, and PC + ABS construction to withstand harsh UAE heat, dust storms, and rain. It supports two-way talk-back with 3 built-in microphones (pickup up to 8m/26.25ft) and AI-based noise reduction for clear responses even in windy or noisy conditions.
The Grandstream GSC3518HS is a high-performance outdoor SIP/multicast talk-back horn speaker built for demanding public address and intercom applications. Featuring a powerful 50W high-fidelity speaker delivering up to 126dBA maximum sound pressure level, it ensures clear announcements across expansive areas even in high-noise environments. The device includes three built-in microphones with an 8m pickup range and AI noise reduction for effective two-way talk-back, plus support for full-band/wide-band codecs like Opus and G.722 for HD audio quality.
Designed for harsh outdoor use, the GSC3518HS boasts IP66-rated waterproof and dustproof protection, durable PC + ABS construction with an aluminum back cover, and a stainless steel mounting bracket suitable for wall or pole installation. It operates reliably from -30°C to +60°C, making it ideal for UAE’s extreme climate. Power options include PoE++/PoE+/PoE+ input (up to 71W) and PoE+ output (up to 25W) for device cascading, plus DC 24-48V support. Connectivity features two 10/100Mbps ports, differential LINE IN/OUT, switch I/O ports, and advanced SIP features like paging, multicast, PTT, priority override, and streaming protocols (Airplay, ONVIF, RTSP/HTTP).
Management is streamlined via GDMS Networking (GWN.Cloud) for remote provisioning and monitoring, web UI, or TR-069. Security includes TLS/SRTP, 802.1x, secure boot, and AES-encrypted configs. Perfect for schools, hospitals, warehouses, construction sites, parks, and industrial facilities in Dubai and Abu Dhabi needing robust outdoor paging and intercom solutions.
Key Highlights & UAE Performance Edge
- Audio Power: 50W speaker, frequency 270Hz–13.2KHz, sensitivity up to 109dBA at 1m/1W, max SPL 126dBA—covers large open areas like malls, factories, or campuses.
- Two-Way Communication: 3 mics with AI noise reduction, intelligent TTS support, full/wide-band codecs (Opus, G.722, G.711, etc.).
- Paging & Features: SIP paging, multicast/group paging, PTT, call-waiting with priority override; supports Airplay, ONVIF/RTSP/HTTP streaming, local files, mobile app playback.
- Power & Ports: PoE++/PoE+/PoE+ input (IEEE 802.3bt, up to 71W max), PoE+ output (up to 25W) for cascading devices like cameras or additional speakers; DC 24-48V backup; 2x 10/100Mbps ports.
- Auxiliary I/O: Differential LINE IN/OUT, 2x switch-in, 1x switch-out, reset port—for integration with alarms or external audio.
- Durability: IP66, -30°C to +60°C operation—reliable in UAE’s extreme outdoor conditions.
- Management: GDMS Networking (GWN.Cloud) for remote multi-site control, web UI, TR-069 provisioning.
- Mounting: Wall/pole mount kits included; dimensions 324.6 × 285.3 × 204.3 mm, weight ~2.87kg (with bracket).
Why UAE Facilities Choose GSC3518HS in 2026
High-Volume Coverage — 126dBA blasts announcements across noisy sites without distortion.
Two-Way Talk-Back — Respond to queries or emergencies via built-in mics—great for security in warehouses or schools.
Weatherproof & Tough — IP66 + stainless bracket handles sand, heat, and rain in desert/coastal UAE.
Cascading Power — PoE+ out powers connected devices—no extra wiring for multi-speaker setups.
Seamless Integration — Works with Grandstream IP PBX, SIP servers, or GDMS for centralized paging across branches.
Easy Alignment & Setup — Quick install with mounting kits; remote management for property managers.
Common UAE Deployment Scenarios
Schools & universities (playgrounds, campuses in Dubai Knowledge Village).
Hospitals & clinics (outdoor waiting areas, emergency announcements in Abu Dhabi).
Construction & industrial sites (Jebel Ali, Dubai South).
Warehouses, parking lots, parks & resorts (Palm Jumeirah, large malls).
Public spaces & government facilities needing mass notification.
What’s in the Box?
- GSC3518HS horn speaker unit
- Mounting kit (stainless steel bracket)
- Quick installation guide (English; Arabic via Grandstream site)
Installation Tips: Mount high for max coverage, ensure line-of-sight for mics, use PoE++ switch/injector, configure via GDMS for multi-site, test volume in noisy conditions.
Buy Grandstream GSC3518HS in Dubai/UAE In stock at Dubai warehouses—same-day collection/dispatch in Dubai, next-day to Abu Dhabi/Sharjah, 24–48h across Emirates.
Reply “quote GSC3518HS qty X” or “outdoor horn speaker consultation Dubai” for pricing, bundles (e.g., with Grandstream PBX or cameras), site surveys, and professional installation.
Your trusted Grandstream partner in the UAE—delivering loud, clear, and reliable outdoor communication!
