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Cisco Systems, Inc. > 
Item#: 9SIA3ER1839841

Cisco CP-6921-C-K9= Unified IP Phone 6921, Charcoal, Standard Handset

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  • Wired VoIP
  • 1 x RJ-9 / 2 x RJ-45
  • Charcoal, Standard Handset

  • Overview
  • Specifications
  • Warranty & Returns
  • Reviews

6921 Unified IP Phone is a new and innovative portfolio of endpoints that deliver affordable, business-grade, voice communication services to customers worldwide. It support full-duplex speakerphones for a more productive, more flexible, and easier-to-use endpoint experience and introduce support for single-call per-line appearance, offering a traditional telephony-like interaction for customers who seek this type of call experience for their users. Fixed keys for hold, transfer, and conference; tri-color LED line and feature keys also make the phone simpler and easier to use.

Learn more about the Cisco Systems, Inc. CP-6921-C-K9=




Wired VoIP


Cisco Discovery Protocol

IEEE 802.1 p/q tagging and switching

Skinny Client Control Protocol (SCCP)
1 x RJ-9 Headset

2 x RJ-45 10/100Base-TX PoE LAN
A 396 x 81 pixel-based, anti-glare, monochrome display with white backlight provides scrollable access to calling features and text-based XML applications.
IEEE 802.3af PoE
- The phones can receive power from IEEE 802.3af-compliant blades.

Local power
-The phones can also be powered locally with a power adapter (CP-PWR-CUBE-3=) along with one of the power cords listed in Table 4.
6.4 x 9.5" x 8.2"
2.71 lbs
32 to 104ºF (0 to 40ºC) Operating

14 to 140ºF (-10 to 60ºC) Storage
10 to 95% (noncondensing)
Phone casing composition: Polycarbonate acrylonitrile butadiene styerene (ABS) plastic.

Codec support: G.711a, G.711, G.729a, G.729b,G.729ab and iLBC audio-compression codecs are supported.

Color: Charcoal

Phone Lines: 2


Lighted message waiting indicator

Deep-Sleep option

Multiple-language support

Four soft key buttons and a scroll toggle bar

Dual-position foot stand

Multiple ring tones
Warranty, Returns, And Additional Information
  • Warranty
  • Limited Warranty period (parts): 1 year
  • Limited Warranty period (labor): 1 year
  • Read full details
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