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Important safety instructions
2
Important safety instructions
• Please read these instructions carefully and completely before using
the product.
• Make these instructions easily accessible to all users at all times.
Always include these instructions when passing the product on to third
parties.
• Only use the product in aircraft where wireless Bluetooth
®
transmission
is permitted.
• Do not use the product in situations which require special attention
(e.g. in traffic or when performing skilled jobs).
• Always keep the product dry and do not expose it to extreme temper-
atures (normal operating temperatures: 0°C to 35°C).
• Use the product with care and store it in a clean, dust-free environ-
ment.
• Switch off the product after use to conserve battery power. Remove the
batteries if the product will not be used for extended periods of time.
• The headphones contain magnets that generate a magnetic field which
could cause interference with cardiac pacemakers and implanted defi-
brillators. Keep the headphones at least 1.2” (3 cm) from cardiac pace-
makers or implanted defibrillators.
• Please protect your hearing from high volume levels. Sennheiser head-
phones also sound exceptionally good at low volumes.
• Only use the mains units and charging cables supplied by Sennheiser.
• To reduce the risk of fire or electric shock, do not use the product near
water and do not expose it to rain or moisture.
• Unplug the mains unit from the wall socket
– to completely disconnect the product from the mains
– during lightning storms or
– when unused for long periods of time.
• Only operate the mains unit from the type of power source specified in
the chapter “Specifications” (see page 26).
• Ensure that the mains unit is
– in a safe operating condition and easily accessible,
– properly plugged into the wall socket,
– only operated within the permissible temperature range,
– not covered or exposed to direct sunlight for longer periods of time
in order to prevent heat accumulation (see “Specifications” on
page 26).
• Do not operate the product near any heat sources.
• Only use attachments/accessories specified by Sennheiser (see “Acces-
sories” on page 25).