Cisco 7821 IP Phone Firmware 10.1.1.9

Specifications:

Ergonomic design
- The phone offers an easy-to-use interface and provides a traditional telephony-like user experience.

Graphical display

- White backlit, greycale, 396×162 pixel-based display (3.5") provides scrollable access to calling features and text-based XML applications.

Backlit Indicator

- The phone supports backlit indicators for the audio path keys (handset, headset and speakerphone), select key, line keys, and message waiting.

Volume control

- A volume-control toggle provides easy decibel-level adjustments of the handset, monitor speaker, and ringer.

Full duplex speakerphone

- Full-duplex speakerphone allows gives you flexibility in placing and receiving calls.

Replaceable bezel

- Phone includes a black bezel. Optional silver bezel is also available separately.

Dual-position foot stand

- The display is easy to view and the buttons and keys are easy to use. The two-position foot stand supports viewing angles of 30 degrees and 45 degrees; you can remove the foot stand for wall mounting, with mounting holes located on the base of the phone.

Wall-mountable

- The phone can be installed on a wall using optional wall-mount kit (available separately).

Electronic hook switch

- The hookswitch can be controlled electronically with a third party headset connected to the auxiliary port.

Keys

- The phone has the following keys
- Line keys
- Soft-keys
- Two-way navigation and select keys
- Hold/Resume, Transfer and Conference keys
- Messaging, Service and Directory keys
- Standard key pads
- Volume control toggle key
- Speakerphone, headset and mute keys