Cisco IP Phone 8851

The Cisco IP Phone 8851 is a business-class, high-end VoIP phone that delivers advanced collaboration features, high-definition audio, and modern connectivity options for professionals and knowledge workers. Part of the Cisco 8800 Series, the 8851 supports five programmable lines, offering a flexible and intuitive communication experience for demanding office environments.

Equipped with a 5-inch high-resolution color display, the 8851 provides an easy-to-navigate interface for managing calls, accessing directories, and using productivity-enhancing features. It supports wideband audio for exceptional voice clarity on the handset, headset, and speakerphone. The phone also includes integrated Bluetooth, enabling wireless headset support and mobile device pairing for seamless call management.

Key features include:

• Five programmable line or feature keys supporting SIP call control

• 5-inch 800×480 pixel color display with backlighting

• Wideband (G.722) audio for crystal-clear conversations

• Built-in Bluetooth 3.0 for wireless headset connectivity

• USB port for wired headsets or charging mobile devices

• PoE (802.3af/at) support and optional external power adapter

• Integrated 2-port Gigabit Ethernet switch for PC pass-through

• Secure communications with support for SRTP, TLS, and 802.1X

• Compatibility with Cisco Unified Communications Manager (CUCM), Cisco CME, and third-party call control via SIP

Designed for mid-level to executive professionals, the Cisco IP Phone 8851 offers a rich, modern user experience, robust security, and versatile connectivity options, making it ideal for businesses seeking reliable, scalable IP telephony solutions.