Buy Large 16x12x3 Inches Shruti Box Teak Wood and Sunmica 440hz Online in India - Etsy
Shruti box - Wikipedia
Amazon.com: Shruti Box, Large and small Pure Teak wood Sur Peti With form Bag, Natural Color, Musical Instrument Tuned 440Hz (Made in INDIA)), brown : Musical Instruments
Amazon.com: INDIAN MUSICAL INSTRUMENTS Shruti Box 13 notes: C C# D D# E F F# G G# A A# B C : Musical Instruments