Overview Reviews Product Description Grandstream GSC3518HS is a rugged SIP/multicast talk-back horn speaker designed for outdoor and large-area communication, delivering up to 126 dBA of crystal-clear HD audio with a powerful 50W amplifier and IP66-rated weather resistance. Key Features - High-Power Audio - 50W high-fidelity speaker - Loudness up to 126 dBA for wide coverage - Crystal-clear HD audio output - Durability & Protection - IP66-rated dust and water resistance - Stainless steel housing for extreme weather conditions - Suitable for outdoor environments like playgrounds, parks, and warehouses - Smart Communication - SIP and multicast support for integration with VoIP systems - Talk-back functionality with 3 built-in microphones - AI-based noise reduction for clear communication even in noisy environments - Intelligent text-to-speech capability - Power & Connectivity - PoE++ input and PoE+ output for device cascading - Easy integration into existing network infrastructure - Design - Modern industrial look - Sturdy mounting bracket for reliable installation Product Videos Custom Field Product Reviews (No reviews yet) Write a Review Write a Review × Grandstream Grandstream GSC3516 SIP/Multicast Talk-Back Speaker, 2-way Voice Functionality,126 dBA of crystal-clear HD audio 50W amplifier and IP66-rated Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name *Email *Review Subject *Comments
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