Filter
Top Products
16
level before your hearing adapts and leave it there.
To establish a safe volume level:
Get your volume control at a low setting.
Slowly increase the sound until you can hear it
comfortably and clearly, without distortion.
Listen for reasonable periods of time:
Prolonged exposure to sound, even at normally
‘safe’ levels, can also cause hearing loss.
Be sure to use your equipment reasonably and
take appropriate breaks.
Be sure to observe the following guidelines
when using your headphones.
Listen at reasonable volumes for reasonable
periods of time.
Be careful not to adjust the volume as your hear-
ing adapts.
Do not turn up the volume so high that you can’t
hear what’s around you.
You should use caution or temporarily discon-
tinue use in potentially hazardous situations.
Do not use headphones while operating a motor-
ized vehicle, cycling, skateboarding, etc.; it may create
a trafc hazard and is illegal in many areas.
Environmental notices
Class II equipment symbol:
This symbol indicates that this product has a
double insulation system.
Modications
Modications not authorized by the manufacturer
may void user’s authority to operate this product.
Notice of compliance
For USA:
This equipment has been tested and found to
comply with the limits for a Class B digital device,
pursuant to Part 15 of the FCC Rules. These
limits are designed to provide reasonable protec-
tion against harmful interference in a residential
installation. This equipment generates, uses and
can radiate radio frequency energy and, if not
installed and used in accordance with the instruc-
tions, may cause harmful interference to radio
communications. However, there is no guarantee
that interference will not occur in a particular
installation. If this equipment does cause harmful
interference to radio or television reception,
which can be determined by turning the equip-
np2500_qsg_01eng_37.indd 16 3/20/2009 5:12:17 PM