Introduction
Introduction
This 57i IP telephone has all the features of a regular business phone, allowing you to make and receive calls, transfer, conference and more. The 57i IP telephone provides communications over an IP Network using the SIP IP telephony protocol.
Phone Features
•11 line graphical LCD screen (144 x 128 pixels) with white backlight
•12
— | 6 | Top Keys: | Static softkeys |
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|
| (up to 10 programmable functions) |
— | 6 | Bottom Keys: | |
|
|
| (up to 20 programmable functions) |
•4 call appearance lines with LEDs
•Supports up to 9 call lines
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•Headset support (modular connector)
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•Inline power support (based on 802.3af standard) which eliminates power adapters.
•AC power adapter (included)
•Enhanced busy lamp fields*
•Set paging*
*Availability of feature dependant on your phone system or service provider.
2Model 57i IP Phone User Guide