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.
General |
Product Type: |
VoIP phone |
Body Material: |
PC/ABS |
Miscellaneous |
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 |
Connections: |
Headset jack |
Placing / Mounting: |
Wall-mountable, table-top |
Display |
Type: |
LCD display - monochrome |
Diagonal Size: |
3.5" |
Display Resolution: |
396 x 162 pixels |
Display Location: |
Base |
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 |
Backlit: |
Yes |
Phone Features |
Additional Features: |
Music on hold |
Dialer Type: |
Keypad |
Dialer Location: |
Base |
Conference Call Capability: |
Yes |
Indicators: |
Voice message waiting indicator, speakerphone indicator, headset |
Speakerphone: |
Yes ( digital duplex ) |
Menu Operation: |
Yes |
Additional Functions: |
Call timer |
Firmware Upgradable: |
Yes |
Programmable Buttons Qty: |
2 |
Call Services: |
Voice Mail, Caller ID, Call Waiting, Call Forwarding, Call Transfer,
Call Hold, Message Waiting Capability |
Dimensions & Weight (Base) |
Width: |
20.6 cm |
Depth: |
2.8 cm |
Height: |
20.7 cm |
Weight: |
867 g |
IP Telephony |
Network Protocols: |
Cisco Discovery Protocol (CDP), SRTP |
Main Features: |
Multiple VoIP protocol support, integrated Ethernet switch |
Voice Codecs: |
G.722, G.729ab, G.711u, G.711a, iLBC |
Quality of Service: |
IEEE 802.1Q (VLAN), IEEE 802.1p |
IP Address Assignment: |
DHCP, static |
Network Ports Qty: |
2 x Ethernet 10Base-T/100Base-TX |
VoIP Protocols: |
SIP, SRTP |
Lines Supported: |
2 lines |
Security: |
IEEE 802.1X |
Network Features: |
Lightweight Directory Access Protocol (LDAP) |
Power Over Ethernet (PoE) Support: |
Yes |