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480i SIP IP Phone User Guide
Aastra - 2711-001 1
Chapter 1
Introduction
Overview
This 480i IP telephone provides communications over an IP Network using the SIP IP
telephony protocol. The 480i has all the features of a regular business set, and more,
allowing you to make and receive calls, transfer, conference and more.
The 480i Telephone
Phone Features
• A 3.5" x 2.25" backlit display.
• Handset with 1 1/4" x 3/4" backlit display and a handset base.
• 6 multi-functional softkeys – as default or customized settings.
• 4 line/call appearance buttons with corresponding lights.
• Up to 5 additional line/call appearances as softkeys.