Grandstream
Grandstream Haut-parleur multicast with retour audio: duplex intégral, 3 microphones directional, Wi‑Fi/Bluetooth, PoE/PoE+.
| Type | Multicast talk-back speaker |
| Short description | Grandstream Haut-parleur multicast with retour audio: duplex intégral, 3 microphones directional, Wi‑Fi/Bluetooth, PoE/PoE+. |
| Details | duplex intégral, 3 microphones directional, Wi‑Fi/Bluetooth, PoE/PoE+ |
| Use case | Access control, intercom, paging, announcements or building monitoring depending on model. |
| Audio | SIP/multicast broadcasting, powerful speaker and talk-back depending on model. |
| Paging | Group announcements, alerts, chimes and emergency messages over IP network. |
| Audio installation | Wall/ceiling or outdoor horn mounting depending on model and accessories. |
| SIP | SIP integration with IP PBXs, UCM and Grandstream endpoints. |
| Network | Ethernet, PoE and Wi‑Fi/Bluetooth depending on model and version. |
| Security | TLS/SRTP, secure boot, access control and rugged enclosure depending on model. |
| Administration | Configuration through web UI and integration with Grandstream ecosystem. |
| Highlights | Connects communication, physical security and building management over IP. |
| Ecosystem | Compatible with the Grandstream ecosystem: UCM, GDMS, GWN or SIP endpoints depending on family. |
| Reference source | Official Grandstream page and 2026 product brochure. |
| Brand | Grandstream Networks |
| Commercial status | Product or series listed in Grandstream 2026 commercial sources. |