AT&T 5870 - Manual (Page 14)

FEA
TURE SETUP – HANDSET
FEA
TURE SETUP – HANDSET
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 available only on the handset
earpiece, not on the speakerphone or optional
headset.
S S S
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