Boult — not switching on

Address:	Patna, Bihar, 800001
Website:	Boult

I have bought ""boult unisex black audio echo true wireless earbuds with mic'""
From myntra 3 month ago
Now from these one earbid will not switching on thats i m not connect any of them to phone singley
How i get repaired of that product
Get in touch with me
As fast as possible
One earbud is working properly but it get support when interconnected with eachother thatswhy i can't use it as single earbud