Gonoise — the product wasn't working so i returned it to the company still i haven't got any update from there side

Address:

Nmit college, Bengaluru, Bangalore, Karnataka

I bought a noise shot x1 after using it for two weeks the right earbud wasn't working properly. So i talked to the company and they told me to send the product to me and they are going to exchange the product as soon as they will get the product, but after a one week of sending the product i got the message from dtdc service that the product has been delivered but from the company still thy are telling they haven't received the product and they will not forward the new product for me, i request you to please provide me a solution