Cisco IP Phone 6851 - VoIP phone - SIP, SRTP - 4 lines - charcoal

The Cisco IP Phone 6851 with Multiplatform Firmware delivers high-fidelity voice communications to improve inter-office communication while helping to lower operating costs. This voice over IP phone is ideal for any medium-sized to large company that wants to update its phone system from a traditional analogue or digital-based system to an IP Communications system.

• The phones offer an easy-to-use interface and provide a traditional telephony-like user experience
• White backlit, grayscale, 3.5-in. (9-cm) 396 x 162-pixel display
• Scrollable access to calling features and text-based XML applications
• The phone supports backlit indicators for the audio path keys (handset, headset, and speakerphone), select key, line keys, and message waiting
• A volume-control toggle provides easy decibel-level adjustments of the handset, monitor speaker, and ringer
• A full-duplex speakerphone gives you flexibility in placing and receiving calls
• The foot stand holds the phone at an angle, making the display easy to view and the buttons and keys easy to use

• LARGE DISPLAY
  Easy to read with scrollable access to calling features and text-based XML applications
• HEADSET COMPATIBLE
  Connect an audio headset through the RJ9 port for hands-free communications
• EXPANDABLE
  This office phone supports one Key Expansion Module, extending the capabilities of the Cisco IP Phone 6851 with additional buttons
• OPTIMAL PERFORMANCE
  Supports IEEE 802.3af PoE (Class 2); North American power adapter included
• PEACE OF MIND
  1-year limited hardware warranty

Product Documents

The Cisco IP Phone 6851 with Multiplatform Firmware delivers high-fidelity voice communications to improve inter-office communication while helping to lower operating costs. This voice over IP phone is ideal for any medium-sized to large company that wants to update its phone system from a traditional analogue or digital-based system to an IP Communications system.