No sound from the Bluetooth earphone - ZTE

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No sound from the Bluetooth earphone

Verify that the Bluetooth earphone is connected to the mobile phone.
Verify that the volume of the mobile phone and earphone can be adjusted properly.
If you cannot hear music, verify that the music can be played properly.
Verify that the earphone supports listening to music. In most cases, only the dual-channel stereo Bluetooth earphone supports listening to music.

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