Optimus 05A99 User Manual
14
• Once you set the volume, do not
increase it. Over time, your ears adapt
to the volume level, so a volume level
that does not cause discomfort might
still damage your hearing.
to the volume level, so a volume level
that does not cause discomfort might
still damage your hearing.
Traffic Safety
• Do not wear an earphone while oper-
ating a motor vehicle or riding a bicy-
cle. This can create a traffic hazard
and could be illegal in some areas.
cle. This can create a traffic hazard
and could be illegal in some areas.
• Even though some earphones let you
hear outside sounds when listening at
normal volume levels, they still can
present a traffic hazard.
normal volume levels, they still can
present a traffic hazard.
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