Using Wireless - Sony KV-36FV300 Operating Instructions Manual

Using Wireless HeadDhones
Installing the Battery
Install the supplied size AA (R6) battery into the headphones.
1 Open the battery compartment lid by pressing and sliding the lid as illustrated.
2 Insert the battery into the compartment with the positive side up and then close the lid.
When used continuously, the battery lasts:
up to 40 hours with an alkaline battery
up to 20 hours with a manganese battery
Replace the battery with a new one when the sound becomes weak.
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