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Model #: CP-8811-K9

Cisco 8811 VoIP Phone, 5 Lines, CP-8811-K9

Cisco 8811 Five line IP Phone, CP-8811-K9
The CP-8811-K9 VoIP phone is perfect for small and large business alike and offers high-fidelity, reliable, secure, and scalable voice communications.
Refurbished $164.99
New $204.99
Lifetime Warranty
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Cisco 8811 IP Phone | 5 Lines | Unified | CP-8811-K9

This Cisco CP-8811-K9 VoIP phone was designed to meet the needs of mid to large-sized organizations. This phone features an attractive ergonomic design, 5 line appearances, Cisco EnergyWise technology, and supports a built in Gigabit switch for PC connections.

Features & Benefits:

  • 5" High Resolution Backlit Grayscale Display - This phone features a large 5" 800 x 480 pixel widescreen backlit grayscale display.
  • Cisco EnergyWise Technology - This energy-efficient, ecofriendly phone supports Cisco EnergyWise technology and is qualified by the Energy Star organization.
  • Gigabit Ethernet Switch Support - This phone supports a built-in Gigabit Ethernet switch for PC connections.
  • Security - This phone features encrypted voice communications to enhance security.
  • Increased Productivity - Designed to be easy to use and to maximize productivity, these phones include features to save you time such as 5 programmable line keys, speed dial, multicall-per-line feature, and many more!

Quick Specs:

Brand Cisco
Manufacturer Part # CP-8811-K9
Form Factor Desktop, Wall Mountable
Codec Support G.711a/mu-law, G.722, G.729a, iLBC, iSAC
Additional Supported Protocols DHCP, TFTP, HTTPS, RTP, RTCP, GARP, PPDP
Min Operating Temp 32°F
Max Operating Temp 104°F
Weight 2.58 lbs
Product Type VoIP Phone
Series Cisco Unified IP
Signaling Protocol Support SIP (Session Initiation Protocol)
Display 5"; 800 x 480 pixels
Min Storage Temperature 14°F
Max Storage Temperature 140°F
Operating Humidity 10 - 90% Noncondensing
Warranty Lifetime


Dimensions & Weight:

Height 9.02"
Width 10.13
Depth 1.57"
Weight 2.58 lbs

Additional Features:

  • Auto-Detection of headset
  • Corporate Directory
  • Extension Mobility (EM)
  • Meet-Me Conference
  • Silent Monitoring & Recording
  • Speakerphone
  • AUX port
  • Auto Answer
  • Speed Dial

Related Products & Accessories:

Our phones are refurbished to like new condition with full cleaning and testing. We guarantee 100% satisfaction!

NOTE: Power supply sold separately.


Product Guide: Cisco 8800 Series VoIP Phones
Future-Proof Your Network With Cisco 8800 Series VoIP Phones


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Manufacturer: Cisco
Model Number: CP-8811-K9=
Series: Cisco 8800 Series
Form Factor: Desktop
Software Type: SIP
Warranty: Lifetime Warranty


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Awesome is GUARANTEED.

Risk Free Purchase, Hassle Free Returns. AWESOME is GUARANTEED

After receiving your order, take a full month to try it out. If you decide it's not right for you, or if you're not completely satisfied in every way - if it's not AWESOME, we'll take it back and refund your money. Your complete satisfaction is GUARANTEED or your money back. That's Awesome.

Awesome That Never Ends.

Everything you purchase from CablesAndKits is covered by a LIFETIME Warranty including a LIFETIME Advance Replacement Guarantee. The AWESOME never ends.

We understand that in the event of a product malfunction or failure long downtimes are not an option. If you experience a malfunction or failure with a product at any point during your ownership we'll ship a replacement the same day you report the issue. We'll even expedite the shipment if requested, with an effort to provide a delivery date and time that meets your needs. That's Awesome.

Terms and Conditions apply. Click here for details.


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Questions & Answers

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