1. It may be a problem with the sound quality of the music. You can choose to cancel the trial listening of this sound and then choose to replace it with another music to see if this situation still exists.
2. Hardware malfunction, check if the microphone is intact, if any foreign objects have fallen into it, if the edges of the vibrating paper have been peeled off or damaged, and if so, repair or replace the microphone.
3. Excessive AC component in the circuit may be due to a malfunction in the filtering circuit of the speaker power supply, especially the filtering capacitor. Another issue is the power supply, which may be caused by current noise caused by the power supply, which is a normal phenomenon.
4. There is an issue with the connection between the microphone and the computer host. Disconnect the microphone from the computer host, reconnect it correctly, and check for any poor contact. This issue may occur when the microphone is in a reinforced state, simply remove the microphone reinforcement.
5. Check for magnetic fields and materials with sound waves around, such as mobile phones, fans, and other devices. Remove the electrical equipment with the magnetic field.