Features *Standard SIP Protocol Support – Easily integrates with mainstream VoIP systems and IP PBXs, *High-Quality Audio – Built-in 3W speaker and advanced noise reduction with full-duplex audio, *Echo Cancellation – Delivers clear, uninterrupted voice communication in noisy environments, *PoE Enabled (IEEE802.3af) – Simplifies power and network connectivity through a single Ethernet cable, *Rugged Industrial Design – Durable, dustproof, and water-resistant housing (IP65 rated), *Flexible Mounting Options – Suitable for wall or surface mounting in indoor and outdoor environments, *Broadcast and Multicast Support – Allows real-time public address and group communication, *Auto-Answer and One-Button Operation – Ideal for emergency and help point applications, *Wide Application Use – Perfect for elevators, factories, transportation hubs, and more, *Remote Management – Supports web-based configuration and remote firmware upgrades,