Inserting and removing the batteries/rechargeable batteries
You can operate the bodypack transmitter either with batteries (AA, 1.5 V) or with the rechargeable Sennheiser BA 2015 battery.
- Press the two catches and open the battery compartment cover.
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Insert the batteries or the rechargeable battery as shown below. Please observe correct polarity when inserting the batteries.

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Close the battery compartment.
The cover locks into place with an audible click.
