Why is the operating time of my earbuds is getting shorter after using for some time?
The 南宫ng·28 Bluetooth and Active Noise Cancellation earbuds are powered by the lithium polymer type rechargeable battery. After using the earbuds for a long period of time and depends on the using frequency or using and storage environment, the rechargeable battery is degraded. This can finally affect the operational time of your earbuds.
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