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Cisco IP Phone 7821

Cisco IP Phone 7821


Product Description

Deploy reliable and highly secure voice communications with the Cisco IP Phone 7821. This full-featured phone is easy to use and easy on your budget. This endpoint supports wideband audio for superior voice communications quality and advanced IP telephony features to make your business calls more efficient and productive.


Product Type VoIP phone
Body Material PC/ABS
Phone Features
Call Services Voice Mail,Caller ID,Call Waiting,Call Forwarding,Call Transfer,Call Hold,Message Waiting Capability
Dialer Type Keypad
Dialer Location Base
Conference Call Capability Yes
Speakerphone Yes ( digital duplex )
Menu Operation Yes
Programmable Buttons Qty 2
Indicators Voice message waiting indicator,speakerphone indicator,headset
Firmware Upgradable Yes
Additional Functions Call timer
Additional Features Music on hold
IP Telephony
Main Features Multiple VoIP protocol support,integrated Ethernet switch
VoIP Protocols SIP,SRTP
Voice Codecs G.722,G.729ab,G.711u,G.711a,iLBC
Lines Supported 2 lines
Quality of Service IEEE 802.1Q (VLAN),IEEE 802.1p
IP Address Assignment DHCP,static
Security IEEE 802.1X
Power Over Ethernet (PoE) Support Yes
Network Protocols Cisco Discovery Protocol (CDP),SRTP
Network Ports Qty 2 x Ethernet 10Base-T/100Base-TX
Network Features Lightweight Directory Access Protocol (LDAP)
Type LCD display - monochrome
Display Location Base
Diagonal Size 3.5"
Display Resolution 396 x 162 pixels
Backlit Yes
Display Languages Danish,Hebrew,Hungarian,Czech,Croatian,Slovenian,Thai,Slovak,Brazilian Portuguese,English,German,French,Italian,Norwegian,Portuguese,Polish,Finnish,Swedish,Russian,Spanish,Dutch,Greek,Turkish,Arabic,Bulgarian,Latvian,Lithuanian,Estonian,Serbian,Romanian,Catalan,Japanese,Chinese,Korean
Connections Headset jack
Placing / Mounting Wall-mountable,table-top
Compliant Standards CISPR 22 Class B,CISPR 24,EN 61000-3-2,EN 61000-3-3,EN55024,EN55022 Class B,ICES-003 Class B,AS/ACIF S004,FCC Part 68,EMC,CS-03,UL 60950-1 Second Edition,EN 60601-1-2,FCC CFR47 Part 15 B,GB 4943,AS/NZS 60950,CSA C22.2 No. 60950-1 Second Edition,EN 60950-1 Second Edition,IEC 60950-1 Second Edition,VCCI Class B
Dimensions & Weight (Base)
Width 20.6 cm
Depth 2.8 cm
Height 20.7 cm
Weight 867 g

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