Huawei HWV33 - Page 35

34
Notes on Usage

Don’t


Doing so may compromise tra󱐰c safety and
cause an accident.
Do


Using continuously for a long time with too
loud volume may cause a hearing loss, etc.
And, if you cannot hear the sound around
you clearly, it may cause an accident.
Do



Itching, rashes, eczema, etc. sometimes
occurs depending on your physical
constitution and condition.
For the materials of each part (
u
P.36
"Material List")