Brand: Cisco
Product Line: Cisco IP Phone
Model: 7821
Manufacturer: Cisco Systems
Network & Communication
IP Address Assignment: DHCP, Static
IP Telephony Network Ports: 2 x Ethernet 10Base-T/100Base-TX
Network Features: Lightweight Directory Access Protocol (LDAP)
Network Protocols: Cisco Discovery Protocol (CDP), SRTP
Connectivity
Phone Connections: Headset jack
Display & Graphics
Backlit Display: Yes
Color Support: Monochrome
Display Diagonal Size: 3.5 inch
Display Diagonal Size (metric): 8.9 centimetre
Display Location: Base
Display Resolution: 396 x 162 pixels
Display Type: LCD display
Technical Information
Compatible Platforms: Cisco Business Edition 6000
Multiple Conferencing: Yes
Speakerphone: Yes
Voice Codec: G.711a, G.711u, G.722, G.729ab, iLBC
Product Information
Additional Functions: Call timer
Dialer Location: Base
Lines Supported: 2 lines
