User's Manual

judged unacceptable by the hearing
aid user.
WHAT IS HEARING AID
COMPATIBILITY?
The Federal Communications
Commission has implemented rules
and a rating system designed to
enable people who wear hearing
aids to more effectively use these
wireless telecommunications devices.
The standard for compatibility of
digital wireless phones with hearing
aids is set forth in American National
Standard Institute (ANSI) standard
C63.19. There are two sets of ANSI
standards with ratings from one to
four (four being the best rating): an
“M” rating for reduced interference
making it easier to hear conversations
on the phone when using the hearing
aid microphone, and a “T” rating
that enables the phone to be used
with hearing aids operating in the
telecoil mode thus reducing unwanted
background noise.
HOW WILL I KNOW WHICH
WIRELESS PHONES ARE HEARING
AID COMPATIBLE?
The Hearing Aid Compatibility rating is
displayed on the wireless phone box.
A phone is considered Hearing Aid
Compatible for acoustic coupling
(microphone mode) if it has an “M3” or