Cisco CP-7821-K9 IP Business Phone, 2 Lines, 3.5-Inch Grayscale Display, PoE (Refurbished)

Cisco CP-7821-K9 Two-Line IP Business Phone

The Cisco CP-7821-K9 is a two-line Cisco 7800 Series business IP phone for office users who need straightforward, dependable VoIP calling. It features a 3.5-inch grayscale display, wideband audio and a full-duplex speakerphone.

Technical specifications

• Manufacturer part number: CP-7821-K9
• Product family: Cisco IP Phone 7800 Series
• Lines: 2
• Display: 3.5-inch grayscale graphical display
• Audio: Wideband audio on handset, speaker and supported headset; full-duplex speakerphone
• Network ports: 2 x 10/100 Ethernet switch ports
• Power: IEEE 802.3af PoE; optional local power adapter subject to package
• Call controls: Dedicated messaging, directory, speaker and navigation keys
• Condition: Used

Important listing note

This listing shares the exact CP-7821-K9 model with the separate charcoal CP-7821 listing. It should only be treated as a separate product if the physical stock, condition, included accessories or regional SKU differ. Do not assume different hardware from the title alone. Verify the PID label and package contents before sale.

Requires a compatible Cisco IP telephony platform and supported firmware; not an analogue telephone. Confirm Cisco Unified CM/hosted calling compatibility and provisioning requirements.

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