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Important safety instructions
2 | CX 350BT
Important safety instructions
▷ Read this instruction manual carefully and completely before
using the product.
▷ Always include this instruction manual when passing the product
on to third parties.
▷ Do not use the product if it is obviously defective or makes loud,
unusual (whistling or beeping) noise.
▷ Only use the product in environments where Bluetooth wireless
transmission is permitted.
Preventing damage to health and accidents
▷ Protect your hearing from high volume levels. Permanent
hearing damage may occur when headphones are used
at high volume levels for long periods of time. Sennheiser
headphones sound exceptionally good at low and medium volume
levels.
▷ The product generates stronger permanent magnetic
fields that could cause interference with cardiac pace-
makers, implanted defibrillators (ICDs) and other
implants. Always maintain a distance of at least 3.94"/10 cm bet-
ween the product component containing the magnet and the car-
diac pacemaker, implanted defibrillator, or other implant.
▷ Do not insert the earphones too deep into your ears and never
insert them without ear adapters. Always remove the earphones
slowly and carefully from your ears.
▷ Keep the product, accessories and packaging parts out of reach
of children and pets to prevent accidents. Swallowing and cho-
king hazard.
▷ Do not use the product in an environment that requires your spe-
cial attention (e.g. in traffic or when performing skilled jobs).
Preventing damage to the product and malfunctions
▷ Always keep the product dry and do not expose it to extreme tem-
peratures (hairdryer, heater, extended exposure to sunlight, etc.)
to avoid corrosion or deformation.
▷ Use only attachments/accessories/spare parts supplied or
recommended by Sennheiser.
▷ Clean the product only with a soft, dry cloth.
Safety instructions for Lithium rechargeable batteries
WARNING
If abused or misused, the rechargeable batteries may leak.
In extreme cases, they may even present a risk of:
•explosion,
• fire development,
• heat generation,
• smoke or gas development.
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