VTech LS6476-4 Manual - Manual (Page 32)

Telephone operation
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Call waiting
If you subscribe to call waiting service from your telephone service provider, you
hear an alert tone when there is an incoming call while you are on another call.
Press /FLASH on the handset or press and hold
MUTE
/FLASH for two
seconds on the headset to put your current call on hold and take the new call.
Press
/FLASH on the handset or press and hold
MUTE
/FLASH for two
seconds on the headset at any time to switch back and forth between calls.
Equalizer
The equalizer feature on the handset enables you to change the
audio quality of the handset to best suit your hearing.
While on a call or intercom call, or listening to a message or
announcement, press EQ to select the equalizer setting Treble 1,
Treble 2, Bass or Natural (the default setting) for the handset.
The current setting is displayed on the handset briefly.
Redial
Each system handset stores the last 10 dialed numbers. Entries are shown in
reverse chronological order. When there are already 10 entries, the oldest entry
is deleted to make room for the new entry. When you access the redial list with
no records, the handset plays two beeps and shows Redial empty.
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