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Safety
How will I know if my hearing aid will work with a particular digital wir eless phone?
You’ll want to try a number of wireless phones so that you can decide
which works the best with your hearing aids.
You may also want to talk with your hearing aid professional about th e
extent to which your hearing aids are immune to interferen ce, if they
have wireless phone shielding, and whether your hearing aid has a
HAC rating.
For more information ab out hearing aids and di gital wireless
phones:
FCC Hearing Aid Compat ibility and Volume Cont rol
http://www.fcc.gov/cgb/dro/hearing.html
Hearing Loss Associa tion of America
http://www.hearingloss.org/learn/cellphonetech.asp
CTIA
http://www.accesswireless.org/hearingaid/
Gallaudet Universi ty, RERC
http://tap.gallaudet.edu/voice
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Teletypewriter (TTY) D evices
You can use an optional teletypewriter (TT Y) device with your phone
to send and receive calls. You must plug the TTY device into the
phone’s headset connector and set the phone to operate in one of
three TTY modes.
A TTY is a communication device us ed by people who are hard of
hearing or have a speech impairment. TT Y does not work from mobile
phone to mobile phone. Use a TSB-121 compliant cable (provided
by the TTY manufacturer) to connect the T TY device to your phone.
Your phone has a 2.5mm jack. Set the phone to Medium volume l evel
for proper operation. If you experience a high number of incorrect
I