1. The original charger is not used for charging, and the power supply is not charged. It is also possible that the battery is damaged and needs to be replaced before it can be used.
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2. The charger may be damaged, just change it again. So the user can rule out the cause according to the specific situation and find the right treatment method.
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The built-in infrared sensor can automatically recognize whether the headset is playing automatically in the ear, and Siri control can be controlled by double-tapping. Battery life 5 hours, with headphones automatically play music, beam microphone effect is better, double-click the headset to open Siri, charging case support 24 hours of battery life, the connection is very simple, just need to open it to let the iPhone automatic recognition.
1, it may be that the battery inside is old, or other reasons for battery damage.
2. It may be that the charging indicator light of the headset is broken.
3. The earphone charging port or charging cable is in poor contact with the power port.
4, the charging plug or power cord is not original, resulting in excessive input voltage, the battery has a protection board, will automatically turn off the external power supply.
5, the line damage or circuit failure in the production process of false welding, transportation after bumpy, resulting in opening welding can not be connected normally.