Bo Xiaohu, the Bouyei people blow their breath and sing their musical instruments. In the Bouyei language, "wave" means blowing, and "xiaohu" means two pipes, which means two blowing pipes. Therefore, it is also called double flute or double flute.

When playing Bo Xiaohu, each hand holds a flute, the flute pipes are placed obliquely, and the two pipes are in a figure-eight shape. Use the ring finger, middle finger, and index finger to press the first, second, and third holes respectively. If the third hole is located at the back, use the thumb to press the back hole. The mouth contains two flutes and blows the mouth, the airflow enters the airway, rushes the air distribution valve, and causes the air column in the tube to vibrate and pronounce. Through flat blowing and super blowing, the sound range is f—a2, the bass is deep, the middle tone is bright, and the pronunciation above f2 is sharp.

Bo Xiaohu is a folk wind instrument loved by the Buyi people, and it is mostly played for entertainment in slack farming or spare time. Often used for solo or to accompany folk songs. Solo can fully express the characteristics of Buyi folk multi-voice music. When accompaniing the folk ensemble "Da Ge", he often plays two parts with the accent, the tune is slow and long, and the rhythm is free; when the accompaniment sings "Xiao Ge", the melody is mostly played with the right hand and the chords are embellished with the left hand, which makes the Bouyei love song more intense. local style.