Cisco IP Phone CP-7821-K9 Charcoal Black

Cisco IP Phone CP-7821-K9 Charcoal Black is a high-quality VoIP phone designed for small businesses and home offices. It offers a variety of features

Cisco CP-7821 Features:

1. 2-Line Support: The Cisco CP-7821 offers support for two voice lines, making it ideal for users who need to handle more than one call at a time, such as receptionists or managers.
2. Monochrome Display: The phone features a 3.5-inch grayscale backlit display for easy access to call details, directories, and settings.
3. Wideband Audio: Delivers HD voice quality through the handset, speakerphone, and optional headsets for clearer, more natural voice communication.
4. Power over Ethernet (PoE): Supports PoE, which allows the phone to be powered via the Ethernet cable. External power adapters can also be used if needed.
5. Ethernet Ports: Comes with dual 10/100 Ethernet ports, allowing for PC connection through the phone, reducing the number of cables required at a workstation.
6. SIP Protocol Support: Compatible with Session Initiation Protocol (SIP), which allows integration with VoIP networks for voice communication.
7. Security: Supports advanced security protocols like TLS (Transport Layer Security) and SRTP (Secure Real-Time Transport Protocol) for encrypted communications.
8. Customizable Line Keys: The 7821 has two programmable line keys that can be customized for speed dial or additional call handling features.
9. Headset Support: The phone includes a standard RJ9 headset jack, compatible with wired headsets, and supports electronic hook switch (EHS) for wireless headsets.
10. Full-Duplex Speakerphone: Provides high-quality speakerphone capabilities for hands-free calls with wideband audio.