Safety Precautions - Huawei Mobile Phones User Manual

are likely to generate less interference to hearing devices than
phones that are not labeled.
M4 is the better/higher of the two ratings.
T-Ratings: Phones rated T3 or T4 meet FCC requirements and are
likely to be more usable with a hearing device's telecoil ("T
Switch" or "Telephone Switch") than unrated phones. T4 is the
better/higher of the two ratings. (Note that not all hearing
devices have telecoils in them.) Hearing devices may also be
measured.
Your phone meets the M4/T4 level rating. Hearing devices may
also be rated. Your hearing device manufacturer or hearing
health professional may help you find this rating.
For more information about the FCC Hearing Aid Compatibility
please go to http://www.fcc.gov/cgb/dro.

Safety Precautions

Please read the safety precautions carefully to ensure the correct
use of your mobile phone.
Do not crash, throw, or puncture your mobile
phone. Avoid the falling, squeezing, and bending
of your mobile phone.
Do not use your mobile phone in a moist
environment, such as the bathroom. Prevent your
mobile phone from being soaked or washed in
liquid.
Do not switch on your mobile phone when it is
prohibited to use phones or when the phone may
cause interference or danger.
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