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3.4.
If the device has been
moved from a cold room to
a warm room, wait before
charging the earphones.
The resulting condensation may
damage the device. The device
can be operated safely as soon
as it has reached room temper-
ature.
Do not expose the ear-
phones to direct heat sourc-
es (e.g. radiators).
Never expose the earphones
to excessive heat, such as
direct sunlight, fi re or similar.
Using the device safely
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