Cisco 3905 Using

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9
Volume button
Controls the handset and speakerphone volume (off-
hook) and the ringer volume (on hook).
10
Mute button
Toggles the microphone on or off.
11
Redial button
Dials the last dialed number.
12
Back button
Returns to the previous screen or menu.
Phone Screen
1
Header
Displays date and time. Also displays line information
such as voicemail and missed calls. When using the
Applications menu, displays phone menu listings.
2
Line details and other phone
information
Displays the directory number. During a call, also
displays details for the active line. If not on a call, also
displays line text label and other information such as
placed calls and phone menu listings.

Cisco 3905 Specifications

General

Speakerphone	Yes
Ethernet Switch	No
Handset	Standard
Protocol Support	SIP
Lines	1
Headset Port	No
Power over Ethernet (PoE)	IEEE 802.3af Class 1
Ethernet Ports	2