Inserting and removing the batteries/rechargeable batteries

You can operate the plug-on transmitter either with batteries (AA, 1.5 V) or with the rechargeable Sennheiser BA 2015 battery.

  1. Slide the battery compartment cover in the direction of the embossed arrow and open the cover.
  2. Insert the batteries or the accupack as shown below. Please observe correct polarity when inserting the batteries/accupack.

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