15
EN
Danger of Fire and Explosion
■
Caution! Do not expose the battery or the headphones to any
high temperatures (over 70°C, hair dryer, heating, prolonged
sunlight etc.). The battery may overheat and explode as a re-
sult.
■
Only charge up the battery in an ambient temperature of from
10°C to 40°C.
■
Do not crush or pierce the battery! Do not expose the battery
to high pressure, as this may cause an internal short-circuit
and overheating.
■
The headphones and their rechargeable battery must not be
taken apart, thrown into a
fi
re, immersed in liquids or short-
circuited.
■
If the battery is not used for a prolonged period of time, re-
charge it regularly (roughly every 3 months).
Material and Article Damage
■
Keep the headphones dry at all times and do not expose them
to any extreme temperatures, electrostatic interference or dust.
■
Do not expose the article to any severe impacts or high pres-
sure.
■
In the event of damage/faults, switch the article off immedi-
ately. Do not use it if it is damaged.
■
Never repair or modify an electrical article yourself, but instead
always visit your nearest customer service department/spe-
cialist to guarantee your own safety. In the event of damage,
contact the customer service department.
■
Switch the article off after use to conserve the battery.
■
Only ever use the article in environments in which the wireless
Bluetooth
®
technology is permitted.
■
Prolonged storage or use may impair the quality of the ear
cushions.
