Cisco IP Phone 7811 (CP-7811-K9) — Refurbished

Save up to 70% over buying new with this professionally refurbished Cisco 7811 IP Phone. Ideal for lobbies, cafeterias, shared workspaces, and light-use office desks, the CP-7811-K9 delivers reliable, enterprise-grade VoIP communications with wideband audio clarity — backed by Reef Telecom's industry-leading 10-year warranty.

Key Features

• 1-line SIP VoIP phone for Cisco Unified Communications Manager (CUCM) environments
• 3.28" grayscale graphical display (384 x 106 pixels) for easy readability
• Wideband audio support for HD-quality voice calls
• Full-duplex speakerphone with dedicated mute button
• Four programmable soft keys and two-way navigation
• Power over Ethernet (PoE) Class 1 — no separate power supply needed
• Integrated 10/100 Ethernet switch reduces cabling costs
• Wall-mountable with dual-position foot stand included
• RJ-9 headset port for optional headset connectivity
• LED indicators for line keys, audio path, and message waiting

Compatibility

The Cisco 7811 (CP-7811-K9) is designed for use with Cisco Unified Communications Manager (CUCM) and supports SIP protocol. Compatible with Cisco on-premises, hosted, and Webex Calling deployments. Requires a Basic User Connect License (UCL).

Why Buy from Reef Telecom?

• 10-Year Warranty — the longest in the refurbished telecom industry
• Free Shipping on orders over $300
• Professionally tested, cleaned, and restored to like-new condition
• Environmentally responsible — extend equipment lifecycle and reduce e-waste

Condition

Certified Refurbished

Warranty

10-Year Reef Telecom Warranty

Manufacturer Part Number

CP-7811-K9

Reef SKU

CP-7811-K9-R

UPC

882658621840

Brand

Cisco

Free ground shipping on orders over $300 (contiguous US). Same-day dispatch on orders placed before 4 PM EST.

All products include our industry-leading 10 Year Warranty backed by Reef Telecom.