Cisco Phones Datasheet

Cisco IP Phones Technical Datasheet

Complete technical specification matrix, display capabilities, power requirements, and master part number index for Cisco Refresh IP Phone 7800 and 8800 Series desk phones and conference units.

1. Product Overview & Key Highlights

Cisco Refresh Certification: Remanufactured by Cisco with original factory quality, updated firmware, authentic replacement parts, and full Cisco warranty eligibility.
HD Audio & Voice Quality: High-definition full-duplex speakerphones, wideband audio handsets, and advanced acoustic echo cancellation across all series.
High-Resolution Display Options: Options ranging from grayscale backlit displays (7800 Series) to high-resolution widescreen color LCDs and touchscreen interfaces (8800 Series).
Flexible Deployment & Call Control: Compatible with Cisco Unified Communications Manager (CUCM), Webex Calling, Cisco Expressway, and third-party SIP platforms (via Multiplatform Firmware - MPP).
Integrated Gigabit & Wireless Connectivity: Dual Gigabit Ethernet PC pass-through ports, integrated Wi-Fi 802.11n/ac, and Bluetooth mobile connectivity on select 8800 Series endpoints.

2. Cisco IP Phone Series Comparison

Series	Target Deployment	Display Type	Ethernet Switch	Programmable Keys	Power Options
Cisco IP Phone 7800 Series	General Office & High-Density Desk Workers	3.5" to 3.9" Grayscale Backlit LCD	10/100M or 10/100/1000M RJ45	1 to 4 Line / Feature Keys	IEEE 802.3af PoE (Class 1) or Power Cube 4
Cisco IP Phone 8800 Series	Knowledge Workers, Executives & Managers	5" High-Res Color (800x480) / Touchscreen	Integrated 10/100/1000M Switch	5 to 10 Line / Feature Keys (Expandable)	IEEE 802.3af/at PoE (Class 2/3) or Power Cube 4
Cisco 8800 Conference Series	Conference Rooms & Executive Huddle Spaces	5" High-Res Color LCD	Integrated 10/100/1000M Switch	Soft Keys / 360-degree Mute Buttons	IEEE 802.3at PoE+ or Power Injector

3. IP Phone Models & Hardware Specifications Datasheet

Part Number (Refresh SKU)	Display & Audio Specs	Network Ports	Special Features	PoE Class	Form Factor
CP-7821-K9= (RF)	3.5" Grayscale LCD (396x162), HD Voice	2x 10/100M RJ45	2 Line Keys, Dedicated Headset Port	Class 1 (802.3af)	Standard Desk Phone
CP-7841-K9= (RF)	3.5" Grayscale LCD (396x162), HD Voice	2x 10/100/1000M RJ45	4 Line Keys, Full Duplex Speakerphone	Class 1 (802.3af)	Standard Desk Phone
CP-8841-K9= (RF)	5" Color Widescreen (800x480)	2x 10/100/1000M RJ45	5 Programmable Line Keys, Cisco EnergyWise	Class 2 (802.3af)	Executive Desk Phone
CP-8851-K9= (RF)	5" Color Widescreen (800x480)	2x 10/100/1000M RJ45	Bluetooth, Powered USB Port, KEM Expansion Support	Class 3 (802.3af)	Executive Desk Phone
CP-8861-K9= (RF)	5" Color Widescreen (800x480)	2x 10/100/1000M RJ45	Wi-Fi (802.11ac), Bluetooth, Fast-Charging Dual USB Ports	Class 4 (802.3at)	Executive Wireless Desk Phone
CP-8832-K9= (RF)	3.9" Color LCD (480x128), 360-Deg Audio	1x 10/100/1000M RJ45	DECT Expansion Mic Support, 360-Degree Coverage	Class 3 (802.3af)	Conference Room Unit

4. Master Part Number Index

Part Number	Product Category	Description Summary
CP-7821-K9=	IP Phone (Refresh)	Cisco 7821 2-Line IP Phone, Grayscale Display, 10/100 Ethernet
CP-7841-K9=	IP Phone (Refresh)	Cisco 7841 4-Line IP Phone, Grayscale Display, Gigabit Ethernet
CP-7861-K9=	IP Phone (Refresh)	Cisco 7861 16-Line IP Phone, Grayscale Display, 10/100 Ethernet
CP-8841-K9=	IP Phone (Refresh)	Cisco 8841 5-Line IP Phone, 5" Color Display, Gigabit Ethernet
CP-8851-K9=	IP Phone (Refresh)	Cisco 8851 5-Line IP Phone, Color Display, Bluetooth, USB Port
CP-8861-K9=	IP Phone (Refresh)	Cisco 8861 5-Line IP Phone, Color Display, Wi-Fi, Bluetooth, USB
CP-8832-K9=	Conference Phone (Refresh)	Cisco 8832 IP Conference Phone, Color Display, 360-Degree Pickup
CP-8800-A-KEM=	Key Expansion Module	Cisco IP Phone 8800 Key Expansion Module (18 Button Dual LCD)
CP-PWR-CUBE-4=	Power Supply	Cisco IP Phone Power Cube 4 AC Power Adapter (48V)
CP-8800-WMK=	Mounting Hardware	Cisco IP Phone 8800 Series Wall Mount Kit