* Instrumental music: Music that is performed on a musical instrument without the use of voices. This can include classical music, jazz, and world music.
* Electronic music: Music that is created using electronic instruments, such as synthesizers and drum machines. This can include genres such as techno, house, and trance.
* Folk music: Traditional music that is passed down orally from generation to generation. This can include music from all over the world, and it often reflects the culture and history of the people who created it.
* World music: Music that is not part of the mainstream popular music scene. This can include music from all over the world, and it often reflects the unique cultures and traditions of the people who created it.