Efficacy:

1. Enlighten wisdom: It is helpful to enlighten wisdom and enhance the understanding of life and the world by guiding practitioners into a state of deep meditation through drums.

2. Purify the mind: Dull drums can shake people's hearts, help clear their negative emotions and distractions, and purify their hearts.

Function:

1. Cohesion: Drums can concentrate and make practitioners devote themselves to practice.

2. Transmitting information: In some religious ceremonies, drums are used to transmit specific information or signals to guide participants into a specific mental state.

Solemnly declare: the answer is for reference only, please don't be blindly superstitious.