Battery life of charging case
Unknown. Help us by suggesting a value. (Edifier TWS NB)
Unknown. Help us by suggesting a value. (Mixcder R9)
The battery life of the charging case as given by the manufacturer. A charging case with a longer battery life allows you to recharge your headphones on the go multiple times before having to recharge the case itself.
Battery life of charging case: is this important to you?
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