GSC3516 SIP/Multicast Talk-Back Speaker with 2-way voice functionality

The GSC3516 is a robust SIP intercom device that provides 2-way voice functionality and a 15W HD speaker with 3 directional microphones and 1 omnidirectional auxiliary microphone for a 4.2 meter pickup distance. With a wide range of peripherals, dual-band Wi-Fi, and advanced echo cancellation, it allows for powerful voice intercom solutions in various settings. The GSC3516 can be paired with other Grandstream devices to create a state-of-the-art security and voice intercom solution, and its modern design and rich features make it suitable for any setting.

• 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