1. Take the computer as an example, the main reasons for the noise of earphones are: 1. The computer has static electricity, which is also the main reason.
2. 2. The microphone is in an enhanced state.
3. 3. There is a magnetic field source or sound wave source near the headset.
4. 4. The voice is abnormal during voice call.
5. 5. The computer did not clean up in time, accumulated too much system garbage, and the computer responded slowly.
