Sennheiser MOMENTUM Wireless M2 AEBT Instruction Manual page 5

Important safety instructions
Intended use/Liability
This wireless headphones are designed for use with mobile devices (e. g. mo-
bile music players, mobile phones, tablets, computers) that support wireless
communication via Bluetooth. Compatible Bluetooth devices include those that
support the following profiles: Hands Free Profile (HFP), Headset Profile (HSP),
Advanced Audio Distribution Profile (A2DP), Audio/Video Remote Control Pro-
file (AVRCP), and Device ID profile (DIP).
It is considered improper use when this product is used for any application not
named in the associated instruction manuals and product guides.
Sennheiser does not accept liability for damage arising from abuse or misuse of
this product and its attachments/accessories.
Safety instructions for the Lithium-Polymer battery pack
WARNING
In extreme cases, abuse or misuse of Lithium-Polymer battery pack can lead to:
• explosion,
• fire development,
Dispose of products with built-in rechargeable batteries at
special collection points or return them to your specialist
dealer.
Use only rechargeable batteries and chargers recommended
by Sennheiser.
Charge products with built-in rechargeable batteries at
ambient temperatures between 10 and 40°C (+/-5°C) / 50
and 104°F (+/-41°F).
Switch battery-powered products off after use.
When not using the product for an extended period of time,
charge them regularly (about every 3 months).
Do not expose to heat above 70°C/158°F, e.g. do not expose
to sunlight or throw into fire.
Do not charge products with built-in rechargeable batteries
if the product is obviously defective.
• heat generation or
• smoke or gas development.
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