
Grandstream 1-Way SIP Intercom Speaker - GSC3505
4 interest-free payments of—with

4 interest-free payments of—with
GR-GSC3505
This robust SIP speaker offers crystal clear HD audio functionality with a high-fidelity 8-watt HD speaker. The GSC3505 supports Bluetooth devices, a built-in whitelist and blacklists to easily block unwanted calls, SIP and multicast paging, and integrated dual-band Wi-Fi.

By pairing the GSC3505 with other Grandstream devices, including desktop and cordless IP phones as well as the GDS series of Facility Access products, users can easily sculpt state-of-the-art security and PA announcement solutions. Thanks to its modern industrial design and rich features, the GSC3505 is the ideal SIP speaker for any setting.
Speaker with HD acoustic Chamber |
Features SIP paging, multicast paging, call-waiting with priority override |
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Full-band and wide-band audio codec support including Opus & G.722 | |
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Integrated dual-band 802.11 a/b/g/n Wi-Fi and Bluetooth |
One 10/100Mbps network port with PoE/ PoE+ |
Speaker with HD acoustic chamber
Features SIP paging, multicast paging, callwaiting with priority override
Full-band and wide-band audio codec support including Opus & G.722
Integrated dual-band 802.11 a/b/g/n Wi-Fi and Bluetooth
One 10/100Mbps network port with PoE/ PoE+

We dispatch from Sydney and the Gold Coast. Most orders placed before 2pm AEST on a business day go out the same day.
| Free shipping | On orders over $200 (standard, AU only) |
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| Same-day dispatch | For orders placed before 2pm AEST, Mon–Fri |
| Standard delivery | 2–7 business days (metro & regional AU) |
| Express delivery | 1–3 business days (calculated at checkout) |
| Returns | 30 days on unopened, resaleable goods · view policy |
| Warranty claims | Handled directly with InFront — no need to deal with the manufacturer |
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