| Primary Information |
| Telephone Type | IP phone |
| Conference Call Capability | yes |
| Multiline Operation Capability | Multiple Line |
| Speakerphone | yes |
| Display Type | 8 line, backlit display/5 lines backlit display |
| Key / Function Button | 480i CT Base key feature :4 call appearance lines;4 navigational keys;6 customizable softkeys; programmable up to 18 functions;8 predefined hard keys for most common call handling functions including Call Transfer, Conference, Intercom, Hold, Redial, Mute |
| Additional Features | ;Handset key feature:2 softkeys for tight integration to the 480i CT base features ;4 predefined hard keys ? Mute, Redial, Function, Menu.;Programmable function key supports up to 14 functions;Dual 10/100 Mbps switched Ethernet ports |
| Dimensions&Miscellaneous |
| Width(Base) | 9.8 Inch |
| Depth(Base) | 5.8 Inch |
| Height(Base) | 4.5 Inch |
| Width(Handset) | 1.8 Inch |
| Depth(Handset) | 5.4 Inch |
| Height(Handset) | 0.8 Inch |