Grandstream GSC3516 SIP/Multicast Talk-Back Speaker | 15W HD Speaker with 2-Way Voice, 3 Directional Mics, Wi-Fi & PoE Support

Grandstream GSC3516 SIP/Multicast Talk-Back Speaker | 15W HD Speaker The Grandstream GSC3516 SIP/Multicast Talk-Back Speaker is a powerful communication solution designed for enterprises, schools, hospitals, and large facilities. With its 15W HD speaker and full-duplex audio, it delivers loud and crystal-clear announcements. Equipped with 3 directional microphones with MMAD & beamforming and 1 omnidirectional microphone (4.2m pickup), this speaker ensures reliable two-way communication. Its dual-band Wi-Fi and Bluetooth connectivity make it easy to deploy in any environment. The GSC3516 supports wide-band and full-band audio codecs including Opus and G.722, ensuring superior sound quality. With PoE/PoE+ support, 10/100Mbps network port, and a 2-pin multi-purpose input for call buttons or peripherals, it offers flexible installation. Whether you need broadcast announcements, emergency alerts, or two-way communication, the Grandstream GSC3516 Talk-Back Speaker provides unmatched performance, making it an ideal choice for modern workplaces. Key Features: High-Performance Speaker – 15W HD speaker with full-duplex audio for clear, loud, and reliable communication. Advanced Microphone Setup – 3 directional mics with MMAD & beamforming + 1 omnidirectional mic with 4.2m pickup. Seamless Connectivity – Integrated dual-band Wi-Fi (802.11 a/b/g/n/ac) & Bluetooth. Wide Audio Codec Support – Compatible with Opus, G.722, and full/wide-band codecs for superior voice quality. Flexible Installation – PoE/PoE+ powered with 10/100Mbps port & 2-pin multipurpose input for peripherals (e.g., call buttons). Perfect for Enterprises – Ideal for offices, schools, hospitals, and large facilities requiring reliable SIP/Multicast communication. Specifications: Specification Details Brand Grandstream Model GSC3516 Speaker Output 15W HD Speaker Microphones 3 Directional (MMAD + Beamforming) + 1 Omnidirectional Pickup Range Up to 4.2 meters Audio Support Full-band & Wide-band (Opus, G.722) Connectivity Dual-band Wi-Fi (802.11 a/b/g/n/ac), Bluetooth Network Port 1x 10/100Mbps with PoE/PoE+ Input Support 2-pin multi-purpose input for peripherals Use Case Offices, Schools, Enterprises, Healthcare, Public Communication