Cisco 7821 Two-Line IP Phone (Charcoal)

The Cisco CP-7821-K9= is an IP phone that supports two lines and gives businesses a straightforward way to keep every conversation clear, secure, and reliable. Built for offices that want dependable voice communication without expensive extras, it combines familiar handset ergonomics with the convenience of modern network integration.

Call quality sits at the heart of this model. Wideband audio and a full-duplex speakerphone help every participant hear and be heard naturally, making it easier to focus on the discussion instead of the technology. Multiple ring tones let each desk choose a distinct alert, so calls are simple to recognize in a busy room.

A 3.5-inch grayscale display with a 396 x 162 resolution presents caller information, line status, and menu options in a format that is easy to read at a glance. Two programmable line keys adapt to different tasks, whether that means handling separate extensions or monitoring shared lines. Dedicated buttons for messaging, hold, transfer, and conferencing place essential actions one touch away, reducing training time for new users.

The phone connects to the network through an integrated Ethernet switch that offers two ports and Gigabit speed, so a computer and the phone can share a single wall jack. Power over Ethernet support removes the need for an additional power supply, which helps keep desktops tidy. When desk space is tight, the phone can be mounted on a wall. Hearing aid compatibility meets ADA guidelines, ensuring accessibility for all team members.

From open offices and reception areas to classrooms and remote workstations, the Cisco 7821 fits naturally wherever clear, everyday voice communication matters. It balances essential features with an affordable cost, making it a sensible choice for organizations upgrading from older analog sets or expanding a growing VoIP deployment.

• Supports two programmable line keys for flexible call handling
• 3.5 inch grayscale display with a 396 x 162 resolution
• Wideband audio for clear, natural voice quality
• Full-duplex speakerphone for hands-free conversations
• Multiple selectable ring tones
• Wall-mountable design for versatile installation
• Integrated two-port Ethernet switch with Gigabit speed
• Receives power through Power over Ethernet or optional local adapter