1. Volume adjustment Find the volume knob or button on the audio device, turn it counterclockwise or press the button to decrease the volume, turn it clockwise or release the button to increase the volume, and gradually adjust the volume.

2. Balance adjustment There are equalization adjusters for different frequency bands on the audio equipment, such as bass, midrange and treble. By adjusting these adjusters.

3. Sound effect settings Some audio equipment has sound effect settings, such as echo, surround sound, etc. You can choose appropriate sound effect settings to enhance the effect and atmosphere of the music.