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Grandstream GSC3516 SIP/Multicast Talk-Back Speaker, 2-way Voice Functionality, 3 Directional Mics, Wi-Fi and Bluetooth | GSC3516

Name: Grandstream GSC3516 SIP/Multicast Talk-Back Speaker, 2-way Voice Functionality, 3 Directional Mics, Wi-Fi and Bluetooth | GSC3516
SKU: GSC3516
Availability: InStock

$350.00

GSC3516

Availability by Warehouse Location

Brisbane: LAST ONE
Sydney: Low Stock
Melbourne: Low Stock
Adelaide: SOLD OUT
Perth: SOLD OUT

Last Updated: 01/12/2025

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SKU: GSC3516 Categories: Intercom, VOIP Phones Tags: 24, Intercom, VOIP Phones Brand: Grandstream

SIP/Multicast Talk-Back Speaker

GSC3516

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.

• 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

Product Last Updated: 23/11/2025

* Whilst we endevour to have the correct information on our products provided from the supplier/manufacturer errors do occur. If you would like to double check the information, please feel free to contact us and we will be more than happy to confirm information on the item prior to purchase. In the event that product information is incorrect due to information we received from our supplier or manufacturer, we do not take responsibility or be held liable for damage(s) or loss(s). We will work with you and do our best to make the best of a bad situation and work with our supplier(s) and/or manufacturer(s) to supply the correct information for the item purchased etc..

Weight	1.7 kg
Dimensions	308 × 320 × 104 mm
Stock Availability Brisbane	1
Stock Availability Sydney	2
Stock Availability Melbourne	2
Stock Availability Adelaide	CALL
Stock Availability Perth	CALL