Asus ZenFone 3 Deluxe Руководство пользователя - Страница 9
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The country code selection is for non-US model
only and is not available to all US model. Per FCC
regulation, all WiFi product marketed in US must
fixed to US operation channels only.
Hearing Aid Compatibility Information
(HAC)
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 telecoil mode.
Not all phones have been rated, a phone is
considered hearing aid compatible under FCC
rules if it is rated M3 or M4 for acoustic coupling
and T3 or T4 for inductive coupling. These ratings
are given on a scale from one to four, where four is
the most compatible. Your phone meets the M3/T4
level rating.
However, hearing aid compatibility ratings don't
guarantee that interference to your hearing aids
won't happen. Results will vary, depending on the
level of immunity of your hearing device and the