Cisco CP-7821-K9 2-Line SIP IP Phone with PoE and Backlit Display – VoIP Communication Device

✅ Key Features
• Model: CP-7821-K9 – Reliable IP phone from Cisco’s 7800 Series
• Lines: Supports 2 simultaneous phone lines
• Protocols: Compatible with SIP for seamless VoIP communication
• Display: 3.5″ white backlit greyscale display for clear call information
• Connectivity: Dual 10/100BASE-T Ethernet ports with Power over Ethernet (PoE) Class 1 support
• Audio: Wideband audio with advanced processing for clear voice quality
• Form Factor: Desktop phone with full-duplex speakerphone and wall-mountable option
• Security: Supports 802.1X authentication and encrypted configuration for secure calls
• Compatibility: Works with Cisco Unified Communications Manager and Business Edition 6000
• Use Case: Ideal for small to medium businesses needing cost-effective, reliable VoIP phones

📦 Description
The Cisco CP-7821-K9 IP Phone is a professional-grade communication tool designed for clear, reliable voice calls in business environments. Supporting two lines with SIP protocol, it offers a user-friendly interface and excellent audio clarity with wideband support.

The 3.5-inch white backlit greyscale display delivers crisp visual information, and the dual 10/100 Ethernet ports enable efficient network connectivity with PoE Class 1 functionality. Its compact form factor fits on a desk or mounts on a wall, allowing flexible deployment.

Advanced security features, including 802.1X authentication and encryption, ensure secure communications across the network. These protections are vital for maintaining confidentiality and integrity in business conversations.

The CP-7821-K9 is compatible with Cisco Unified Communications Manager and Business Edition 6000, making it an ideal solution for businesses seeking reliable, scalable VoIP systems without unnecessary complexity.

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