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change the RF performance of the device, including its
compliance with RF exposure guidelines, in a manner
that has not been tested or certified, and use such
accessories should be avoided.
Hearing Aid Compatibility (HAC) regulations
for Mobile phones
• Your phone is compliant with the FCC Hearing Aid
Compatibility requirements.
• The FCC has adopted HAC rules for digital wireless
phones. These rules require certain phone to be tested
and rated under the American National Standard
Institute (ANSI) C63.19-2011 hearing aid compatibility
standards.
• The ANSI standard for hearing aid compatibility
contains two types of ratings.
•
M-Ratings: Rating for less radio frequency
interference to enable acoustic coupling with hearing
aids.
• T-Ratings: Rating for inductive coupling with hearing
aids in tele-coil mode.
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