Headphones are so empty that you can only hear music but not voices or voices.
1. Check the source of the track, please change the track test, or use other headphones to test the same track. Detect the root cause of the problem.
2. Check whether the front-end equipment supports headphones with microphones. Please change the front end or earphone.
3. Check whether the headphone plug matches the front end and inserts it. Please pull out the headphone and insert it again.
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