PTron — Service related issue

I bought Ptron tango wireless Bluetooth from flipkart 6 month ago. Now I am facing isues...left side bur was not working properly..
so i call ptron tango customer care than they said to me that you send that product to us then i send that product to ptron tango..office Hyderabad...its has been 1 month now...now they dont give me any answer about that product .thanks...plz take some action about that company.thankyou
flipkart order id[protected]
post no - EU[protected]N