Boat India(imagine Marketing India Pvt Ltd.) — Boat headphones under warranty but company is not accepting the complaint not providing the replacement

Address: Imagine marketing India pvt ltd,501-B, near Shri Krishan bhavan Nagar,charat Singh road, chakala Andheri East, Mumbai -110093

Website: Boat headphones

Actually I purchased a boat rockerz 560 headphone last year it's slider is broken.but it's under warranty now also I'm trying to file a complaint but the company is not giving any response against my warranty claim