AT&T 3658B - Manual (Page 14)

11
Sound Select
This telephone uses the latest acoustic receiver design,
providing you with four different sound quality settings.
During a call, you can adjust the quality of the sound.
Pressing
repeatedly will cycle you through
four different responses.
NOTE: The mid-boost setting is hearing-aid
compatible.
BASS – Low frequency sounds enhanced.
MID – Mid-range sounds enhanced.
TREBLE – High frequency sounds enhanced.
NATURAL – No frequency enhancement.
NOTE: This feature is only available at the handset
earpiece. It will not affect the performance of the
speakerphone or optional headset.
❚ ❚ ❚ ❚ ❚
FEA
TURE SETUP – HANDSET
FEA
TURE SETUP – HANDSET
ATT3658B manual-updated 5/19/04 5:34 PM Page 11