Replacing the batteries
When the batteries are almost flat, the LED flashes. When
the batteries are completely discharged, NoiseGard automatically switches off (fail safe operation). Replace the batteries or the rechargeable batteries as follows:
Always replace the two batteries at the same time.
Open the battery compartment by pushing the catch and open the cover.
Remove the battery.
Insert a new AAA size battery as shown.
Close the battery compartment . The battery compartment cover locks into place with an audible click.
Remove the batteries from the battery compartments if the headset will not be used for extended periods of time.
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