Dhruva Shruti box

Dhruv Nano Zx is a harmonium type sruti box (petti) which produces sound similar to the one of a normal sruti petti (Harmonium type). This box has tuner to vary the sound. Electronically supported this sruti petti gets changed to battery mode during power cuts. Simple in design and technology, this petti weighs half-a kg. Ideal for using by music students.