Grandstream GSC3510 8W 2-Way SIP Intercom Speaker

The Grandstream GSC3510 is a 2-way SIP intercom speaker built for sites that need dependable paging coverage without a large sound system. Its 8W high-fidelity HD speaker and HD acoustic chamber project clear announcements across a courtyard, corridor, or open work floor, while three directional microphones in a Multichannel Microphone Array Design pick up spoken replies from as far as 4.2 meters away. Housed in a compact 215.32mm diameter, 68.7mm deep enclosure, the unit runs over a single 10/100Mbps Ethernet port with PoE/PoE+, so one cable carries both power and the SIP connection. Within the GSC35 speaker line, the Grandstream GSC3510 sits at the balanced, cost-conscious end of the family.

How the Grandstream GSC3510 Works in Daily Use

Calls and pages reach the speaker over SIP, so it registers to a PBX or SIP paging server the same way a desk phone does. Integrated Bluetooth simplifies pairing during setup and diagnostics, and the acoustic echo cancellation and beamforming array keep spoken replies intelligible even while the speaker is playing audio. Audio runs over full-band and wide-band codecs including Opus, G.722, and G.711 mu/a-law, giving installers the codec headroom to match whatever PBX or paging platform is already on site. A 2-pin multi-purpose input port lets integrators wire in a call button, door sensor, or other peripheral, extending the unit beyond straight paging into simple event triggering. Integrated dual-band 802.11 a/b/g/n Wi-Fi is built in for sites where running a network cable to the mounting point is impractical, though the wired PoE/PoE+ connection remains the more common install path because it eliminates a separate power supply.

Where the GSC3510 Fits Across Saudi Facilities

Facilities-heavy sites are the natural fit: warehouse and logistics floors where a supervisor needs to page a specific bay without walking the length of the building, gated compound and labor-accommodation common areas where prayer-time or shift-change announcements need to reach an open yard, and retail back-of-house or loading-dock areas where paging bridges the gap between the sales floor and dispatch. Because the unit runs on standard PoE/PoE+ and 10/100 Ethernet, it drops into the same cabling most facilities already have in place for IP cameras and access-control readers, rather than needing a dedicated audio-system installation. The operating range of 0°C to 40°C keeps it within spec for shaded outdoor mounting points such as covered walkways or loading bays, in addition to standard indoor ceilings and walls.

GSC3510 vs. the Rest of the GSC35 Family

Set beside the GSC3516, which steps up to a larger driver, a wider Wi-Fi band, and a broader set of paging modes, the GSC3510 is the more compact, budget-conscious choice for sites that need reliable coverage without the extra output or feature depth. The GSC3575 in the same family adds a second speaker for full-duplex two-way audio, which matters for sites that need simultaneous listen-and-talk rather than the GSC3510’s alternating paging exchange. The GSC3506-V2 variant supports a higher PoE power class, useful where an installer wants headroom for future peripherals on the same cable run. For a straightforward paging point — an announcement zone, a gate, a single work area — the GSC3510’s driver, microphone array, and mounting hardware cover the job without paying for capacity the site does not need.

Installation and Deployment Notes

The box ships with both a metal and a plastic mounting bracket, a wiring seat, and a hang rope plate, giving installers a choice between a fixed wall/ceiling mount and a suspended hang mount depending on the site. The included screw set — PM 3×50, PA 3.5×20, and M3×15 — plus plastic expansion bolts, M3 nuts, and a hexagonal screwdriver cover most solid-wall and drop-ceiling mounting scenarios without a separate hardware purchase. A quick installation guide is included for on-site technicians. Because power and SIP registration both travel over the same PoE/PoE+ Ethernet run, cable planning is simplified to a single home run per unit, and the 2-pin input port leaves room to add a call button or trigger contact later without rewiring the mount.

Package Contents

• GSC3510 Speaker Unit
• Metal Bracket
• Plastic Bracket
• Wiring Seat
• Hang Rope Plate
• Screw PM 3×50 × 3
• Screw PA 3.5×20 × 3
• Screw M3×15
• Hexagonal Screwdriver
• Plastic Expansion Bolt × 3
• M3 Nut × 3
• Quick Installation Guide