One way SIP Interncom Speaker
Grandstream GSC3506
The GSC3506 is a 1-way public address SIP speaker that allows offices, schools, hospitals, apartments and more to build powerful public address announcement solutions that expand security and communication. This robust SIP speaker offers crystal clear HD audio functionality with a high-fidelity 30-Watt HD speaker. The GSC3506 support built-in whitelists ,blacklists and greylists to easily block unwanted calls, SIP and multicast paging, group paging and PTT. users can easily sculpt a state-of-the-art security and PA announcement solution. Thanks to its modern industrial design and rich features, the GSC3506 is the ideal SIP speaker for any setting.
Features
– Speaker with HD acoustic chamber
– SIP paging, multicast paging, group paging, PTT, call-waiting with priority override
– Full-band and wide-band audio codec support including Opus G.722
– 1x 2-pin switch-in input port, 1x Alarm-in input port, vol+/- Key, reset, 1x network port, 1x USB port
– One 10/100Mbps network port with PoE/ PoE+
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 | 2.72 kg |
|---|---|
| Dimensions | 328 × 316 × 146 mm |
| Manufacturer / Brand | Grandstream |
| Part Number / SKU | GSC3506 |
| Barcode | 6947273705123zzzzz |
| Warranty Length (Months) | 12 |
| Stock Availability Brisbane | CALL |
| Stock Availability Sydney | CALL |
| Stock Availability Melbourne | CALL |
| Stock Availability Adelaide | CALL |
| Stock Availability Perth | CALL |
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