The internal earpiece (top speaker) allows you to hear the person you’re speaking to; it needs to be replaced on the Xiaomi Redmi 12 4G / 12C / 10C / 8 / 8A / 7 / 7A if it crackles or no longer produces any sound.
This internal earpiece (top speaker) produces the sound of the person you’re speaking to during a call.
Here are the signs that will help you work out whether it needs replacing:
Replacing it is very simple and takes about 15 minutes; no repair skills are required.
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