Cisco 8851/8861 Key Expansion Module (CP-8800-A-KEM) - ATHQ
Cisco 8851/8861 Key Expansion Module (CP-8800-A-KEM) - ATHQ
Cisco

Cisco 8851/8861 Key Expansion Module (CP-8800-A-KEM) | New

SKU: CP-8800-A-KEM-N
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The Cisco 8851/8861 Key Expansion Module (CP-8800-A-KEM) is specifically designed to increase the Cisco 8851 and 8861 IP phones' call management capabilities and workflow efficiency. It offers quick, one-touch access to busy lamp fields, fast dials, directory numbers and specialized telephony tasks along with a stylish dual 3.5-inch color LCD display and up to 28 configurable feature keys per module. For administrative teams, executive assistants and receptionists handling large call volumes, the CP-8800-A-KEM is the preferred option since it enables prompt, polished communications in any business environment. The Cisco 8851 IP Phone may have up to two expansion modules added, while the Cisco 8861 can have up to three modules installed. This offers a scalable platform for expanding corporate needs, smooth collaboration and unified communications.

Quick specs

Product Type
Expansion Module
Physical dimensions (H x W x D)
9.02 x 5.15 x 1.58 in.
Weight
1.08 lb (489g)
Power
48 VDC, 117 mA maximum
Operating temperature
32 to 104°F (0 to 40°C)
Relative humidity
10 to 95%

Key Features

  • 28 Programmable Feature Keys offers 14 illuminated, multicolored buttons with two page keys, supporting up to 28 custom functions for lines, speed dials or feature keys.

  • Dual 3.5-Inch Color LCD Displays with two vibrant, backlit screens (480 x 272 pixels each) provide high-visibility status feedback for every key, even in low-light environments.

  • Real-Time Status Indicators with LED key indicators display real-time presence and call status—idle, ringing, busy or available—for efficient call routing.

  • Expansion Flexibility that attach up to 2 modules to a Cisco 8851 and 3 modules to a Cisco 8861 for maximum scalability (up to 84 keys total across 3 modules).

  • Plug-and-Play Design with simple side-by-side attachment and included hardware ensure seamless integration and a polished, unified desk presence.

  • Power over Ethernet (PoE) Support operates efficiently with PoE or external Cisco power cube, adjusting requirements based on the number of connected modules.

Benefits

  • Instantly handle more lines, extensions and speed dials from a single interface to minimize missed calls and improve client experience.
  • Empower receptionists, admins and executive teams with rapid access to critical contacts, shared lines and help-desk functions—ideal for busy environments.
  • Shared-line and busy lamp field (BLF) support allow users to see line presence and quickly transfer calls, ensuring optimal responsiveness.
  • Add modules as needed to support staff growth or evolving communication workflows without replacing core phone hardware.
  • Dual color LCD screens and compact, ergonomic design complement any office, giving a polished look to executive desks and reception areas.
  • Tool-free attachment, centralized configuration within Cisco Unified Communications and dynamic LCD brightness adjustment give IT teams fast, trouble-free deployment and support.
Manufacturer Cisco
Manufacturer Part Number CP-8800-A-KEM
Product Name Cisco 8851/8861 Key Expansion Module
Product Type Expansion Module
Physical dimensions (H x W x D) 9.02 x 5.15 x 1.58 in.
(229.14 x 130.78 x 40.2 mm)
Weight 1.08 lb (489g)
Power 48 VDC, 117 mA maximum
Operating temperature 32 to 104°F (0 to 40°C)
Relative humidity 10 to 95%
Storage temperature 12 to 140°F (-10 to 60°C)
Approvals and compliance http://www.cisco.com/en/US/docs/voice_ip_comm/cuipph/all_models/regulatory_compliance/english/install/guide/iphrcsi3.html
Phone Firmware Call Control Server Release
Cisco IP Phone 8800 firmware 10.2(2) and later
Call-control compatibility Cisco Unified Communications Manager Version 8.5(1) and later; and Cisco Unified Survivable
Remote Site Telephony (SRST) 8.0 (with Cisco IOS® Software Release 15.1(1)T) and later

Frequently Asked Questions

Cisco 8851/8861 Key Expansion Module (CP-8800-A-KEM) | New

What is the Cisco 8851/8861 Key Expansion Module?
The Cisco 8851/8861 Key Expansion Module (KEM) is an accessory that provides additional programmable buttons for the Cisco 8851 and 8861 IP Phones.
How many programmable keys does the CP-8800-A-KEM provide?
The KEM provides 18 programmable keys per page, with two pages, for a total of 36 programmable keys.
Is the CP-8800-A-KEM compatible with all Cisco IP phones?
No, it is specifically compatible with the Cisco 8851 and 8861 IP Phones.
Can I connect multiple key expansion modules to a single phone?
Yes, you can connect up to three KEMs to a single Cisco 8851 or 8861 IP phone.
What are the power requirements for the CP-8800-A-KEM?
The KEM is powered directly by the connected IP phone, so no additional power supply is needed.
How do I configure the buttons on the CP-8800-A-KEM?
The buttons can be configured through the Cisco Unified Communications Manager (CUCM) or via the phone's web interface.
Does the CP-8800-A-KEM support backlighting?
Yes, the KEM features a high-resolution graphical display with backlighting.
Can the KEM be used for speed dialing?
Yes, the programmable buttons can be configured for speed dialing, as well as other functions like call transfer, hold, and more.
Is the CP-8800-A-KEM easy to install?
Yes, the KEM is designed for easy installation, attaching directly to the side of the Cisco IP phone.
Does the KEM affect the performance of the connected IP phone?
No, the KEM operates independently and does not negatively impact the performance of the connected IP phone.
What type of display does the CP-8800-A-KEM have?
The KEM features a grayscale LCD with a resolution of 480x272 pixels.
Can I label the buttons on the KEM?
Yes, the labels can be customized and displayed digitally on the KEM's screen.
What kind of scenarios is the CP-8800-A-KEM ideal for?
The KEM is ideal for environments that require high call volumes or where users need quick access to many extensions, such as receptionists or call center agents.
Does the KEM support both SIP and SCCP protocols?
Yes, the KEM is compatible with both SIP and SCCP protocols.
Is the maximum number of contacts that can be managed with the KEM?
With three KEMs attached, you can manage up to 108 contacts or functions.
Is there any additional software required to use the KEM?
No additional software is required; the KEM integrates seamlessly with the supported Cisco IP phones.
Can I use the KEM with Cisco's cloud-based phone systems?
Yes, the KEM is compatible with both on-premise and cloud-based Cisco Unified Communications solutions.
How is the CP-8800-A-KEM different from other Cisco KEMs?
The CP-8800-A-KEM is specifically designed for the Cisco 8851 and 8861 models, offering enhanced features such as a high-resolution display and better integration with these specific phones.
Can the KEM be customized for specific user roles?
Yes, the programmable keys can be tailored to suit different roles, allowing users to set up the KEM according to their specific needs.
Do the keys support LED indicators for status?
Yes, each key includes a tri-color LED indicator that shows the line or feature status at a glance.
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Cisco 8851/8861 Key Expansion Module (CP-8800-A-KEM) - ATHQ

Cisco 8851/8861 Key Expansion Module (CP-8800-A-KEM) | New

Cisco

$99.99