Cisco 7821 IP Phone

Cisco 7821 IP Phone

The Cisco 7821 is a two line IP phone from the Cisco 7800 series for small business. The 7821 is easy to set up with PoE capability, EHS headset support, and a 3.5″ white backlit display with 4 context-sensitive soft keys.

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Description

Cisco IP Phone 7821

The Cisco 7821 IP phone includes a 2-way navigation button and dedicated fixed keys for commonly used office call needs like conference, messaging, and directory. Full wideband audio (G.722) supplies superior voice quality performance through the handset, speakerphone, and third party headsets. The 8721 has added electronic hookswitch control for flexibility in managing calls and extending mobility around the office.The 7821 can be PoE or powered by an AC power adapter, and desk mount or wall mount functionality allows this IP phone to be used for many different business environments.

The 7821 can be PoE or powered by an AC power adapter, and desk mount or wall mount functionality allows this IP phone to be used for many different business environments.

SPECIFICATIONS
Technical Details
Integrated Voice MailYes
Adjusting the volumeDigital
Type of headphonesWired
Case Material  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhonePolycarbonate
Integrated Answering Machine  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneYes
Speaker  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneYes
Display
Diagonal screen size (inch)  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone3.5 “
Resolution  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone396 x 162 pixels
Touch sensitive screen  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneNot
Connection parameters
Number of lines  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone2
The ability to forward callsYes
Speed ​​DialYes
Name and Caller ID  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneYes
Conference call capabilityYes
Call WaitingYes
Call on holdYes
Audio
Voice CodecsG.711a, G.722, G.729A, G.729B, iLBC
Networking
Bluetooth  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneNot
Wi-Fi  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneNot
Supported network protocols  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneIEEE 802.3, IEEE 802.3u, IEEE 802.3af
Wired Ethernet LAN  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneYes
Service quality of service (QoS)Yes
Protection
Encryption / Security  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone802.1x RADIUS
Communication
Ethernet LAN (RJ-45)  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone2
Power Management
PoE support  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneYes
Weight & dimensions
Width  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone207 mm
Depth  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone206 mm
Height  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone28 mm
Weight  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone867 g
External conditions
Relative humidity range10 – 90%
Relative humidity10 – 95%
Temperature range (operation)  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone0 – 40 ° C
Temperature range (storage)  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP Phone-10 – 60 ° C
Color
Color  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneBlack
Ergonomics
Wall mount / ceiling projection on  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneYes
Certificates
Safety  gif;base64,R0lGODlhAQABAAAAACH5BAEKAAEALAAAAAABAAEAAAICTAEAOw== - Cisco 7821 IP PhoneUL 60950, CAN / CSA – C22.2, EN 60950, IEC 60950, AS / NZS 60950, GB4943