dB(A) effective to the ear while wearing hearing
protectors. Three different criterion levels are
defined related to the frequency content of
the noies.
C1: H = criterion level for high-frequency noise
C2: M = criterion level for medium-frequency
noise
C3: L= criterion level for low-frequency noise
SafeMax™ Technology
ISOtunes® LINK Aware incorporates SafeMax™
Technology, therefore its volume output has
been limited to 85 decibels. ISOtunes® devices
with SafeMax™ Technology are OSHA, and ANSI
compliant and, when designated, meet the
European Safety Standard EN352.
Aware Technology™
This product includes Aware Technology. This is
a microphone technology that allows the user to
hear the world around them, but always at a safe
listening level. When ambient noise breaches a
safe listening level, the microphone technology
immediately responds and attenuates to a
safe level.
This feature automatically turns on when the
product turns on. Adjusting the Aware volume
is easy. Simply press the Aware Volume Up and
Down Button.
Cleaning and Maintenance
• Clean your ISOtunes LINK Aware by gently
wiping them with a clean, damp cloth with
mild soap.
• Do not immerse the hearing protector
in water.
• Do not use abrasive cleaning solvents
to clean
the hearing protector.
If the hearing protector gets wet from sweat
or rain, please discontinue use and turn the
earmuff outwards and allow to dry.
The ear cushions and foam liners should be
regularly inspected for deterioration, cracking,
or other damage.
Materials
• Ear Cushion: PU + Memory Foam•
• Casing: ABS
• Key Pad: Silicon
• Headband: Stainless Steel + TPE
• Headband Bracket: ABS
This product comes with a Lithium Battery Pack.
The Battery Pack can be recharged by plugging
the one end of the included cable into a USB
outlet and the other end into the product's
charging port located underneath the rubber
cover on the bottom of the left earcup.
The batteries can be checked by removing the
battery cover. Slide the latch to release the door.
The lithium battery pack can be removed from
the product and replaced. Lift the battery out.
Unplug the battery pack cable. To reinstall, put
the battery pack into the compartment and plug
in the Battery pack cable into the battery pack
port. Ensure the battery pack cable is plugged
into the battery pack cable port for proper
product performance.
Alternatively, three AAA batteries can power the
device. Completely remove the Lithium Battery
Pack from the product and install the AAA
batteries as indicated on the product. Do not
attempt to use the Lithium Battery Pack and AAA
batteries at the same time.
Automatic Power Off
ISOtunes® LINK Aware will turn off automatically
after 4 hours of use.
WARNINGS
Performance may deteriorate with battery use.
The typical period of continuous use that can be
expected from ear-muff battery is 11 hours.
The output of the level-dependent circuit of
this hearing protector may exceed the external
sound level.
ISOtunes® LINK Aware does an excellent job of
blocking outside noise. As such, ISOtunes® LINK
Aware should NOT be used in environments
where users need to be fully aware of their
surroundings for personal safety reasons. For
example, do NOT use them while driving a car or
riding a motorcycle. Similarly, do NOT use them
when riding a bicycle outside. The user is solely
responsible for ensuring that ISOtunes® LINK
Aware is used ONLY in safe environments.
EN
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