Boult Audio — boult audio bluetooth wireless not connecting to mobile

Address:

Near raj palace hotel Degana jn. Distt = Nagaur Rajasthan

I had purchase boult audio bluetooth wireless from flipkart on 08/10/2019 and was fuctioning well but now it is not connecting to mobile even not showing bluetooth name in mobile .Volume buttons are also not working and I am unable to connect my mobile to this bluetooth wireless . And it was misbehaving like not functioning properly and in between left the connection again and again. So plzz kindly repaire or change my wireless bluetooth.