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Warnings and precautions
which may cause a short circuit or damage, and even a
risk of explosion from the battery pack.
CAUTION when listening to music
To protect your hearing, follow these instructions.
• Increase the volume gradually until you can hear
clearly and comfortably.
• Do not increase the volume level after your ears have
adjusted.
• Do not listen to music at high volumes for extended
periods.
• Do not increase the volume to block out noisy
surroundings.
• Decrease the volume if you can’t hear people speaking
near you.
Battery information
This product uses a Lithium Polymer battery. Do not use it in a
humid, wet and/or corrosive environment. Do not put, store or
leave your product in or near a heat source, in a high
temperature location, in strong direct sunlight, in a microwave
oven or in a pressurized container, and do not expose it to
temperatures over 60 °C (140 °F). Failure to follow these
guidelines may cause the battery to leak acid, become hot,
explode or ignite and cause injury and/or damage. Do not
pierce, open or disassemble the battery. If the battery leaks
and you come into contact with the leaked fluids, rinse
thoroughly with water and seek medical attention
immediately. For safety reasons, and to prolong the lifetime of
the battery, charging will not occur at low (below 0 °C/32 °F) or
high (over 45 °C/113 °F) temperatures.
The full performance of a new battery is achieved only after
two or three complete charge and discharge cycles. The
battery can be charged and discharged hundreds of times, but
Summary of Contents for P400
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