Cisco CP-6851-3PCC-K9-N

Overview of Cisco 6851 IP Phone with Multiplatform Firmware (CP-6851-3PCC-K9) | New

The Cisco 6851 IP Phone with Multiplatform Firmware (CP-6851-3PCC-K9) provides dependable, SIP-based unified communications to organizations, including professional-grade voice quality and compatibility with top open SIP systems like BroadSoft, Asterisk, 3CX and others. contact management, visible voicemail and simple navigation are all made possible by its user-friendly 3.5-inch backlit display, which makes it perfect for hectic office, contact center or reception desk settings. The phone has two Gigabit Ethernet connections with PoE capability, four programmable SIP lines and headset integration with EHS to optimize workspace productivity and mobility. With its compact, future-ready design, ENERGY STAR® efficiency and strong security, the CP-6851-3PCC-K9 is designed for long-term productivity and can easily adapt to changing office requirements and contemporary networks.

Key Features of Cisco 6851 IP Phone with Multiplatform Firmware

• SIP Multiplatform Compatibility with fully interoperable with open SIP systems, including Asterisk, BroadSoft, 3CX and more for easy integration into third-party VoIP infrastructures.

• 3.5-Inch Backlit Grayscale Display with crisp, intuitive screen displays calls, messages and directories for immediate access and streamlined call handling.

• 4 Programmable SIP Lines that manage multiple extensions or workflows with dedicated line keys, supporting up to four SIP registrations on multiplatform firmware.

• HD Wideband Audio with superior sound clarity on the handset, speakerphone and headset with full-duplex, acoustic echo cancellation, and noise reduction.

• Dual Gigabit Ethernet with PoE features two RJ45 Gigabit Ethernet ports ensure high-speed data and voice traffic, while IEEE 802.3af PoE simplifies cabling and deployment.

• EHS Headset Support with RJ9 port plus EHS (Electronic Hook Switch) compatibility offers plug-and-play integration with wireless headsets—ideal for hands-free workplaces.

• Expandable with Key Expansion Module that supports the Cisco Key Expansion Module to increase programmable key capacity for demanding roles.

• Robust Security with secure boot, device authentication, file/image authentication, encrypted signaling (TLS) and media (SRTP AES-128/256) protect your business communications.

• Energy Efficient with ENERGY STAR® certified for reduced power consumption and sustainable business operations.

• Flexible Mounting with adjustable desk stand and wall-mount compatibility fit varied office layouts out-of-the-box.

Benefits of Cisco 6851 IP Phone with Multiplatform Firmware

🗹 Integrate into virtually any open SIP telephony system, ensuring investment protection and platform agility.

🗹 Four programmable lines, EHS headset support and intuitive navigation enable multitasking, faster call handling and clearer conversations.

🗹 PoE and Gigabit ports eliminate redundant cabling; multiplatform firmware enables simple provisioning across multi-vendor VoIP networks.

🗹 Industry-standard encryption, secure boot and device authentication safeguard every call and identity.

🗹 Compact footprint, expandable options, and wall-mount support suit dynamic offices, call centers and customer service areas.

🗹 Firmware upgradability, multi-language support and expansion options ensure long-term adaptability.

🗹 Visual management, hands-free operation and energy-efficient design improve both employee comfort and operational sustainability.