Boat — Can't get the service properly.

Address:

laxmi multistate co-operative credit society, neaar yes bank, uma rameshwar road, jamkhandi-587301

I have bought boat rockerz 255 active black wireless Bluetooth on 01/02/2020, now it's under warranty, there is a problem with sound i can't hear it properly very low sound and volume, i can't get the service properly, i can't raise my complaint, why this all happening, this is the bad thing worst service, there is option of door to door service, if i can't raise my complaint, how cant i get your service and also i have been sent a mail request for service there is no work from your company.