Haimen Mountain opera is beautiful and simple, fresh and smooth, with strong local flavor and distinctive local characteristics. There are more than 60 kinds of tunes commonly used in Haimen Mountain Opera, among which "folk song tune" and "antithetical flower tune" are the basic tunes, which are in contrast with feather tune and seeking tune. It consists of two plate structures: plate cavity and joint bending. The boards are divided into nine categories: flexible board, medium board, clear board, flowing board, joint board, tight board, overlapping board and slow singing, and six categories: flexible board, medium board, clear board, wide board, cloud board and simple board. And absorbed rap music in horn minor. One is lyrical and the other is narrative. For example, the "Moon Festival" is full of emotion and profound artistic conception, which is most suitable for singing and dancing. Xiao Lang Ile is active and flexible; "Sweet Sack Tune" has a beautiful melody and is easy to catchy. "chanting Buddha's songs" is very flexible, and the Buddha is limited by the number of words in the lyrics, which can be long or short, tight or loose, and can express a happy mood; "Playing Sakura Tune" and "Wugeng Drum Tune" are good at singing and expressing the love between men and women; In addition, there are glib tunes such as Brand Classic and Xiantao Tune, which are suitable for villains to perform.

There is a tune in mountain operas, many of which are pentatonic, and some of them are added with the sounds of "clearing the angle", "changing the sign" and "changing the palace"; In addition to gradual progress, the most distinctive features of the rotation method are four jumps, five jumps, six jumps and seven jumps, plus 25, 36, 63, 3 1, 65 and so on. Due to the prominent introversion of feather tune, the singing style of Haimen Mountain Opera music has formed a unique style; The method of moistening cavity is closely combined with the application of auxiliary words such as "hi, yo, ya, ah, Luo", which makes Haimen folk songs rich in color.

Haimen gongs and drums are quite distinctive in Qupai, but they can only be used in Qupai or Qupai at the same time. As for the commonly used gongs and drums, according to the Beijing opera gongs and drums, they are slightly modified to adapt to different places. Band organization is the main musical instrument, basic musical instrument and color musical instrument. Such as the main Hu, flute and pipa; With dulcimer, cello, sanxian, sheng, as the basic musical instruments; The other instruments are suona, violin, western woodwind and electronic organ, all of which are Le Cai instruments. The volume and music of the main erhu are louder and crisper.