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Important safety instructions
MOMENTUM Wireless M3AEBTXL | 3
Safety instructions for the lithium polymer rechargeable battery
Notes on data collection and processing and on firmware updates
This product stores individual settings such as the volume and the
Bluetooth addresses of paired devices. This data is required for the
operation of the product and is not transferred to Sennheiser or com
-
panies commissioned by Sennheiser and is not processed.
This product collects usage data such as switch-on cycles and oper-
ating times (e.g. music playback, ANC programs, EQ settings), which
is transferred to Sennheiser or companies commissioned by Senn
-
heiser via the “Sennheiser Smart Control” app in encrypted and
anonymous form, and stored and processed there. The data is pro
-
cessed to determine statistical parameters for the purpose of pro-
viding and maintaining functions and for product improvements. At
no time can reference be made to a specific person. If this data is not
to be transferred and processed, you can object to its use in the “Pri
-
vacy” section of the app menu.
Using the “Sennheiser Smart Control” app, you can update the firm-
ware of the product for free via an Internet connection. If the device
on which the app is installed is connected to the Internet, the follow
-
ing data is automatically transferred to and processed by Sennheiser
servers in order to provide and transfer suitable firmware updates:
hardware identifier, hardware revision number, firmware version of
the product, operating system type (Android, iOS) and version, ver
-
sion of the app. The data will only be used as specified and will not
be stored permanently. If you do not want this data to be transferred
and processed, do not connect to the Internet.
WARNING
If abused or misused, the rechargeable batteries may leak.
In extreme cases, they may even present a risk of:
• heat generation,
• fire development,
•explosion,
•smoke or gas development.
Only use rechargeable batteries and chargers
recommended by Sennheiser.
Only charge the product / rechargeable batteries at
ambient temperatures between 0 °C to 40 °C/32 °F to
104 °F.
Do not heat the product / rechargeable batteries above
60 °C/140
°F. Avoid exposure to sunlight and do not
throw the product / rechargeable batteries into fire.
When not using the product / rechargeable batteries for
extended periods of time, charge them regularly (about
every three months).
Switch rechargeable battery-powered products off after
use.
Dispose of defective products with built-in rechargeable
batteries at special collection points or return them to
your specialist dealer.
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