Huawei HWV33 Basic Manual page 24

When■using■the■handsfree■call,■ringtone■
is■ringing■loudly,■or■in■the■standby■mode,■
be■sure■to■keep■the■product■off■of■the■
Do
ears.
When■you■attach■the■earphone/
microphone■etc.■to■the■handset■to■play■
games,■videos,■music,■etc.,■do■not■make■
the■volume■too■loud.
When using the handsfree call, loud noise
sounds from the product.
Even in the standby mode, ringtone and
alarm may work suddenly.
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.
If■you■have■a■weak■heart,■set■the■
vibrator■or■ringtone■volume■carefully.
Sudden ringtone vibration and ringtone
Do
surprise you, and it may cause harmful effect
on heart.
If■you■are■using■electronic■medical■
equipment■etc.,■contact■the■respective■
manufacturer■or■dealer■to■check■
Do
whether■the■operation■of■the■equipment■
is■affected■by■signals.
Not doing so may cause harmful effect on
electronic medical equipment, etc. due to
radio wave.
Notes on Usage
23