Sharp Aquos Sense3 SHV45 Manual page 13

Keep the product away from the ears during a call in which
hands-free is set, while the ringtone is ringing loudly, during
stand-by, etc.
Instruction
When you attach the earphone/microphone etc. to the product
to play games, video/music, etc., do not make the volume too
loud.
During a call in which hands-free is set, loud sounds are being
emitted from the product.
Even during stand-by, the ringtone or alarm sound may activate
suddenly.
Hearing loud sounds for a long time may damage your hearing
such as difficulty in hearing.
Also, excessively high volume prevent you from hearing ambient
sounds and cause an accident.
If you have a weak heart, take extra precautions when setting
functions such as the vibrator and ringtone volume for
incoming calls.
Instruction
You may be startled at the sudden vibrator and ringing for
incoming calls and may have harmful effects on your heart.
If you are using electronic medical equipment etc., contact
the respective manufacturer or dealer to check whether the
operation of the equipment is affected by signals.
Instruction
May interfere with the operation of electronic medical equipment
etc. because of signals.
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