Cisco IP Phone CP-7821-K9 Charcoal, BlackThe Cisco IP Phone CP-7821-K9 Charcoal/Black is a model of IP phone manufactured by Cisco Systems. It is designed to provide reliable and high-quality voice communication in business environments.Key features and characteristics:Design: The phone has a sleek and professional design with a charcoal black color, making it suitable for various office settings.Display: It features a 3.5-inch (89 mm) white backlit, grayscale display that provides clear visibility for call information, phone features, and menus.Line Keys: The CP-7821-K9 comes with two programmable line keys that can be configured for specific functions such as line appearances, speed dials, or other features.Audio Quality: The phone delivers crystal-clear audio quality, thanks to its wideband audio support, which enhances voice clarity and provides a more natural sound experience.Speakerphone: It includes a full-duplex speakerphone that allows for hands-free communication, making conference calls and group discussions more convenient.Ethernet Connectivity: The phone has a 10/100BASE-T Ethernet port, enabling it to connect to the network infrastructure for voice communication over IP (VoIP) protocols.Power Options: The CP-7821-K9 can be powered either via Power over Ethernet (PoE) or through an optional power adapter, providing flexibility in installation and deployment.Enhanced Features: The phone supports various advanced features, such as call forwarding, call transfer, call waiting, conference calling, and voicemail, among others, to enhance productivity and collaboration.Security: Cisco implements strong security features, including secure voice communication protocols, authentication, and encryption, ensuring the confidentiality and integrity of your calls.Compatibility: The CP-7821-K9 is compatible with Cisco Unified Communications Manager (CUCM) and Cisco Hosted Collaboration Solution (HCS), making it suitable for integration into Cisco-based unified communications systems.
