Amazon India — saregama carvaan - charging cable and adapter not working

Address:

197, Saikripa apartments, Pande layout, Khamla, Nagpur, Maharashtra, 440025

Hi,
I had purchased saregama carvaan on 15th dec 2018. Now i am experiencing issue with the charging cable and adapter. Both of them are not working.
Let me know where should i complain about this.

Please find the invoice details.
Invoice # hyd[protected]
Invoice details : tg-hyd[protected]
Invoice date : 15.12.2018

It is under manufacturer's warranty. The charging cable and charging adapter are not working.