All products are imported from the USA. All electronic products must be used with a step down/up converter for Indian voltage compatibility. Key of C New improved cover design gives greater volume and stability while preventing reed rattle. Triple-coated laminated bamboo comb (patented), an innovative renewable natural material. Covers and reed plates fitted with Philips head screws permit easy assembly and disassembly and facilitate maintenance. Channel openings and reed plate edges rounded off for greater playing comfort.