When testing the sound, you can adjust the buttons slightly in the range of 20-20KHz, and constantly record the voice comparison of the volume of each node. Under the rated sound, you can debug the equalizer, different people have different habits of the sound color of the music, and you can adjust

When testing the sound, you can adjust the buttons slightly in the range of 20-20KHz, and constantly record the voice comparison of the volume of each node. Under the rated sound, you can debug the equalizer, different people have different habits of the sound color of the music, and you can adjust

When testing the sound, you can adjust the buttons slightly in the range of 20-20KHz, and constantly record the voice comparison of the volume of each node. Under the rated sound, you can debug the equalizer, different people have different habits of the sound color of the music, and you can adjust

When testing the sound, you can adjust the buttons slightly in the range of 20-20KHz, and constantly record the voice comparison of the volume of each node. Under the rated sound, you can debug the equalizer, different people have different habits of the sound color of the music, and you can adjust

When testing the sound, you can adjust the buttons slightly in the range of 20-20KHz, and constantly record the voice comparison of the volume of each node. Under the rated sound, you can debug the equalizer, different people have different habits of the sound color of the music, and you can adjust