Bluetooth headphones need to be charged. Many people who use Bluetooth headphones for the first time do not know what it is like when charging, how to determine whether it is being charged. Here is to tell you how Bluetooth headset charging is.
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1, wireless Bluetooth headset charging, the general headphone case will flash red light, representing normal charging.
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2, open the earphone cover, you can see that both earphones have red lights, which means that both earphones are charged normally. If one doesn't have a red light, then one isn't fully charged.
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The above is our judgment of whether the Bluetooth headset is charging, if you can not judge whether it is rechargeable, you can plug in the power connection and charge for ten minutes and then try again.
When the a12 Bluetooth headset is charging, it usually flashes red and blue LED indicators. A red indicator indicates that charging is ongoing, while a blue indicator indicates that charging is complete. When charging, the two indicators will alternately flash to indicate that it is charging, and when the charging is complete, the blue indicator will be steady on to indicate that the charging is complete. If no indicator lights flash while charging, it may be that the charger or headset itself is faulty and needs to be repaired or replaced.