Cisco IP Phone 8851 (CP-8851-K9) — Enterprise-Grade 5-Line VoIP Phone
Upgrade your unified communications with the Cisco 8851 IP Phone, a business-class 5-line VoIP endpoint built for CUCM and enterprise environments. Featuring a vivid 5-inch color display, Bluetooth 3.0, and dual Gigabit Ethernet ports, the CP-8851-K9 delivers secure, crystal-clear wideband audio for knowledge workers, managers, and executives. Every new unit from Reef Telecom ships with our industry-leading 10-year warranty.
Key Features & Specifications
- 5-inch widescreen VGA color display (800 x 480 pixels, backlit)
- 5 programmable line keys with support for multiple directory numbers or speed dial
- Dual Gigabit Ethernet ports (10/100/1000) with PC passthrough
- Bluetooth 3.0 for wireless headset and mobile device pairing
- Wideband audio with full-duplex speakerphone
- USB port for wired headsets, dongles, or 500mA device charging
- 802.3af PoE powered (or optional Cisco Power Cube 4)
- SIP protocol support with encrypted voice (SRTP) and secure provisioning
- 4 soft keys, fixed feature keys (hold, transfer, conference, messaging, directory)
- Cisco EnergyWise technology for reduced power consumption
- Wall-mountable with optional kit (CP-8800-WMK=)
- Expandable with up to two Cisco 8800 Key Expansion Modules
What's in the Box
- Cisco IP Phone 8851 (CP-8851-K9)
- Handset with cord
- Dual-position foot stand
- Ethernet cable
- Quick start guide
Compatibility
Designed for Cisco Unified Communications Manager (CUCM) 10.x and later, Cisco Business Edition 6000, and Cisco Hosted Collaboration Solution. Requires an Enhanced User Connect License (UCL). Ideal for mid-sized to large enterprise deployments including open workspaces, private offices, and branch locations.
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