AASTRA 4425 IP Vision for BusinessPhone User Guide - Manual (Page 102)

Settings
BusinessPhone – Dialog 4425 IP Vision 102
Handset and loudspeaker volume
Use the Volume keys to change the volume of the handset or
loudspeaker during a call. Adjust the handset listening volume
when the handset is off hook. Adjust the loudspeaker volume when
dial tone is heard via the loudspeaker, or during a handsfree call. ì
Press to change the volume.
The handset and loudspeaker volume level is stored.
Hearing level settings
It is possible to get +6 dB increased hearing level in the handset
and the headset. Å
Select Settings in the top menu (see display).
E
or
F
Press (see display).
Repeat until the Hearing Level menu is framed.
Select Press (see display).
The current hearing level is framed and marked.
E
or
F
Press to toggle between the values Standard and Increased
(see display).
Note: The menu key Cancel can be used to leave the menu
without saving the changes.
Select Press to store the framed hearing level (see display).
Exit Press to return to the previous menu (see display).
Or. Æ
Press to return to idle mode.
Settings CallList Contacts CorpDirectory Web
Hearing Level
s
Standard
r
Increased
Cancel
F E