Silk 1px Hearing Aid Brand Silk Aid Placement In The Canal Model Name/Number 1 PX Country of Origin Made in India Packaging Type Box Battery Voltage 1.45 V No .of Channel 6 Established in the year 2020 at Somwari Peth , Nagpur , Maharashtra, we ''Mukund Speech and Hearing Center” are a Proprietorshp Firm, engaged as the foremost Wholesale Seller and Retailer of Hearing Aids . Best Speech and Hearing Center in Nagpur . Hearing Center in Nagpur .