Boat — missing product from the package

Address:

Bhopal, Madhya Pradesh

At 3 feb 2019 I buy a boat bass head 225 earphone from amazon after some the mic is not working properly and after some days they stop working. I register a complaint in boat support( ticket no. 612043 )about my problem, the executive of boat come and take my earphone with him and I get a confirmation mesaage. And also I track the location of my earphone the earphone is in the replacment hub and after all the services the earphone is dispatched to my address and when I open the package I find only an aknowledgment and a piece of plastic in it. I didn't get my earphone in it.