Shruti

The shruti is a small harmonium.

With a bellows you blow air in metal tongue similar to a accordion. With keys you can open more than one note, that the instrument plays a accord. This accord is like a bordun expecially for singing.

The keys are positioned like a piano, so it is simple to find the right key. It has a none of a scale with this half-notes.

The tradition of this instrument is at the sufi culture, where they use it for cultural singing.

The monoton calm sound is meditativ and animate for improvisation.