IP-телефон Cisco 3911 CP-3911

Redial key

Can be used to redial the last person called

Transfer key

Can be used to transfer a call

Lighted message waiting indicator

Lights when there is new voicemail (also the Voicemail key lights) and stays lit until new voicemail has been processed by the user; when pressed, connects the user to the voicemail system

Graphical display

Graphical monochrome display with a resolution of 144 x 32 pixels, providing a scrollable 2-line intuitive access to Directory Services and configuration

Scroll toggle bar

The scroll toggle bar allows easy movement through the displayed information

Network features

Cisco Discovery Protocol; IEEE 802.1 p/q tagging and switching

Volume control

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

Single-position foot stand

Optimum display viewing and comfortable use of keys; the foot stand can be removed for wall mounting with mounting holes located on the base of the phone

American Disabilities Act (ADA) features

Hearing aid-compatible (HAC) handset that meets the requirements set by the ADA; it also meets ADA HAC requirements for a magnetic coupling to approved hearing aids; the phone dialing pad also complies with the ADA

Signaling protocol support

Compatible with Cisco CallManager Version 5.0(x) and later, using Session Initiation Protocol (SIP)

Codec support

G.711, G.729, and G.729a audio-compression codecs

Configuration options

Provisioning of network parameters through Dynamic Host Configuration Protocol (DHCP)

Voice quality

Voice activity detection (VAD)

Firmware upgrades

Firmware upgrades available for download from Cisco.com

Software upgrades

Software upgrade supported using a Trivial File Transfer Protocol (TFTP) server

Dimensions (H x W x D)

7.87 in. x 7.08 in. x 1.77 in. (200 mm x 180 mm x 45 mm)

Weight

1.1 lb (505 g)

Phone casing composition

Plastic (resin ABS-HB, Resin: SD-0150) in textured dark gray