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Slide the battery cover in the direction of the arrow.
Open the battery cover in the downward direction as the
picture indicates.
Insert the rechargeable battery as shown in the picture.
Adjust the (+)(-) polarities of the batteries in the
compartment.
Close the battery cover.
Remember to check the remaining battery life before recharging
9
Note
The battery life is 10 hours maximum if the
earphone is used.