The GSC3516 is a SIP/Multicast Talk-Back Speaker that allows offices, schools, hospitals, apartments and more to build powerful voice intercom solutions that expand security and communication. This robust SIP intercom device offers 2-way voice functionality with both a high-fidelity 15W HD speaker and 3 directional microphones with Multichannel Microphone Array Design (MMAD) and 1 omnidirectional auxiliary microphone that offer a 4.2 meter pickup distance. The GSC3516 supports a wide-range of peripherals including Bluetooth devices, built-in whitelists, blacklists and grey lists to easily block unwanted calls, integrated dual-band Wi-Fi and advanced acoustic echo cancellation. By pairing the GSC3516 with other Grandstream devices, including desktop and cordless IP phones as well as the GDS series of Facility Access products, users can easily sculpt a state-of-the-art security and voice intercom solution.

Benefits

• Full-duplex speakerphone with HD acoustic chamber, advanced acoustic echo cancellation
• 3 directional mics with MMAD & microphone beamforming array and 1 omnidirectional auxiliary microphone
• Full-band and wide-band audio codec support including Opus & G.722
• Integrated dual-band 802.11 a/b/g/n/ac Wi-Fi and Bluetooth
• One 10/100Mbps network port with PoE/ PoE+
• 2-pin multi-purpose input to support peripherals including call buttons
• Standard 1-Year Manufacturer’s Warranty (extended warranty up to total 3-year is available)