Grandstream GSC3506 – IP speaker / IP intercom
The Grandstream GSC3506 is an IP-based speaker, ideal for transmitting announcements, alerts or music content
over the network. The device is SIP-compatible, so it can easily be integrated into existing
IP telephone systems, PBX solutions or monitoring systems. The GSC3506 can be mounted on both walls and ceilings,
and thanks to its PoE support it can be operated with a single UTP cable.
Main features
- 2.5-inch, 10-watt high-performance speaker
- SIP protocol support – compatible with most IP PBX systems
- Built-in dual microphone – for two-way communication
- Full-duplex audio transmission, noise and echo cancellation
- Ethernet network connection (10/100 Mbps)
- PoE (Power over Ethernet) support – no separate power supply required
- Web interface and Grandstream Device Management System (GDMS) support
- Audio formats: G.711μ/a, G.722, G.726-32, iLBC, Opus
- Handling of multiple SIP accounts and multicast groups
Technical specifications
- Speaker power: 10 W
- Frequency range: 100 Hz – 18 kHz
- Network interface: 1 × 10/100 Mbps RJ-45 (with PoE support)
- Protocol: SIP 2.0 (RFC 3261 compliant)
- Audio codecs: G.711μ/a, G.722, G.726-32, iLBC, Opus
- Management: web administration, GDMS remote management
- Security: TLS, SRTP, HTTPS, 802.1x, IPv6 support
- Power supply: PoE (IEEE 802.3af) or 12V DC adapter
- Operating temperature: 0 °C – 40 °C
- Dimensions: approx. 160 × 160 × 45 mm
- Weight: approx. 500 g
Fields of application
- Office buildings, educational institutions, shopping centres
- Factories, warehouses, logistics centres
- Public address for hotels and hospitality venues
- As an audio supplement to security and emergency alert systems
Box contents
- Grandstream GSC3506 IP speaker
- Mounting kit (fixing elements)
- Installation guide
Warranty
Manufacturer's warranty. The exact warranty period and conditions apply as specified by the distributor.
Note
The GSC3506 fits perfectly into the ecosystem of Grandstream IP phones, IP PBX systems and SIP-compatible devices.
Easy to use, reliable and delivers excellent sound quality in any environment.






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