he Cisco IP Phone CP-7821-K9 is a cost-effective, entry-level VoIP phone designed for small to medium-sized businesses. It provides high-quality voice communication and supports essential telephony features. Below are its key specifications and features:
Key Features:
Display: 3.5-inch (396x162 pixels) grayscale, backlit display for easy readability.
Lines: Supports two lines, allowing users to handle multiple calls.
Audio Quality: High-definition (HD) audio for clear voice communication.
Speakerphone: Full-duplex speakerphone for hands-free calling.
Headset Support: Compatible with RJ-9 headsets.
Ethernet Ports: Dual 10/100 Ethernet ports for network connectivity.
Power Options:
Supports Power over Ethernet (PoE) (802.3af Class 1).
Can also be powered by a separate Cisco Power Cube 3 (optional).
Call Features: Hold, transfer, conference, call waiting, voicemail, and caller ID.
User Interface: Four soft keys for easy navigation and access to phone features.
Security: Secure boot, encrypted configuration files, and HTTPS support.
Wall-Mountable: Can be mounted on the wall with an optional kit.
Ideal Use Cases:
Small and medium-sized businesses.
Front desks, lobbies, or office cubicles.
Workers with low to moderate call volume requirements.
