The Cisco IP Phone 7800 Series is a cost-effective, high-fidelity voice communications portfolio designed to improve your organization's people-centric communications, while reducing your operating costs.
It combines an attractive new ergonomic design with
Product Specifications Compare with other products
Product Name Uc Phone 7821
Product Type IP Phone
Total Number of Phone Lines 2
Connectivity Technology Cable
IP Phone Technology VoIP
Form Factor Wall Mountable
Speakerphone Yes
Number of Network (RJ-45) Ports 2
Network (RJ-45) Yes
Caller ID Yes
PoE (RJ-45) Port Yes
Height 8.1"
Width 8.1"
Depth 1.1"
Product Series 7800
License User Connect License
Product Model 7821
Buttons & Keys Type Service
Message
Directory
Hold Button
Transfer/Conference
Volume Control
Navigation
Speaker
Headset
Mute
Backlight Yes
Communication Protocols SIP
LDAP
CDP
SRTP
Voice Codec G.711a
G.711u
G.722
G.729ab
iLBC
Quality of Service 802.1p/q
Features Speed Dial
Indicator
Auto-answer
Call Forwarding
Call History
Call Waiting
Do Not Disturb Setting
Music on Hold
Distinctive Ringing
Date and Time
Voice Mail
Multilingual Menu
Multiple Ring Tones
Display Color Monochrome
Screen Size 3.5"
Input Voltage 48 V DC
Screen Resolution 396 x 162