User Manual

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Appendix
Important safety information
CAUTION
There may be a risk of explosion if you use a wrong type of battery. Use only
the supplied rechargeable battery or replacement battery (model BT191665).
Change this product's batteries only in accordance with the instructions and
limitations specified in this manual.
As with any batteries, do not allow conductive materials such as rings,
bracelets or keys to come in contact with the metallic parts of the battery. The
battery or conductor may overheat and cause harm.
Do not open or damage the batteries. Released electrolyte is corrosive and
may cause injury to the eyes or skin. The electrolyte may be toxic if swallowed.
Do not dispose of the batteries in a fire. Check with local waste management
codes for special disposal instructions.
To prevent fire or shock hazard, do not expose this product
to water or any type of moisture.
Observe proper polarity orientation between the battery and metallic contacts.
Do not disassemble your headset. There are no user-serviceable parts inside. Refer
to qualified service personnel for servicing.
Precautions for users of implanted cardiac pacemakers
Cardiac pacemakers (applies only to digital cordless devices):digital cordless devices):):
Wireless Technology Research, LLC (WTR), an independent research entity, led a
multidisciplinary evaluation of the interference between portable digital cordlessdigital cordless
devices and implanted cardiac pacemakers. Supported by the U.S. Food and Drug and implanted cardiac pacemakers. Supported by the U.S. Food and Drug
Administration, WTR recommends to physicians that:
Pacemaker patients
Should keep digital cordless devices at least six inches from the pacemaker.
Should NOT place digital cordless devices directly over the pacemaker, such as
in a breast pocket, when it is turned ON.
Should use the digital cordless device at the ear opposite
the pacemaker.
WTR’s evaluation did not identify any risk to bystanders with pacemakers from
other persons using digital cordless devices.digital cordless devices..
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