Edit Product Description Save and continue editing Save changes Sku LS Description <h1 style='color:#3e60ac;text-align:center;font-family:arial;margin: -5px 0px'>SIP/Multicast Talk-Back Speaker</h1> <h2 style='color:#46a8ca;text-align:center;font-family:arial;margin: -20px 0px'>GSC3516</h2><div style='text-align:justify;'> 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. The GSC3500 Series allows offices, schools, hospitals, apartments and more to build powerful voice intercom solutions that expand security and communication. These devices offer 1 and 2-way voice functionality with HD speakers and multi-directional microphones with a 4.2 meter voice pickup distance. The GSC3500 Series supports a wide-range of peripherals including Bluetooth devices, offers built-in whitelists, blacklists and greylists to easily block unwanted calls, provides integrated dual-band Wi-Fi and includes advanced acoustic echo cancellation. By pairing the GSC device with other Grandstream products, such as our desktop and cordless IP phones, IP PBXs, Wi-Fi APs and facility access systems, users can easily build a customized communication and security solution. Thanks to its modern industrial design and rich features, the GSC3500 Series are the ideal intercom speaker/microphone and paging devices for any indoor environment. </div> Full-duplex speakerphone with HD acoustic chamber, advanced acoustic echo cancellation 3 directional mics with MMAD & microphone beamforming array Full-band and wide-band audio codec support including Opus & G.722 Integrated dual-band 802.11 a/b/g/n WiFi and Bluetooth One 10/100Mbps network port with PoE/ PoE+ 2-pin multi-purpose input to support peripherals including call buttons <iframe src='https://content.leadermarketing.com.au/assets/uploads/Datasheet_GSC3516_English.pdf' style='overflow: hidden; height: 100vh; width: 100%;' frameborder='0'></iframe> Alloy Description Alloy Short Description Alloy Features & Benefits MMT Description DS Description DS Features HTML Icecat Description Icecat Short Description Icecat Features Icecat Specifications Icecat Middle Description Icecat Long Summary Are you sure you want to %action_name%?