👉 A harmonium is a musical instrument that consists of two strings, usually tuned to a specific frequency and pitch. These strings are typically made of wood or metal and are connected by a string bridge or pivot mechanism. The main function of a harmonium is to produce a rich and melodic sound through the vibrating strings, which can be played using various techniques such as plucking, strumming, or blowing. It is often used in orchestral settings, chamber music ensembles, and jazz performances