Logitech — logitech mk220 mouse & wireless laptop keyboard (black)

Address:	DIECPD, LAKHALA, RISOD ROAD,, Washim, Maharashtra, 444505
Website:	flipkart.com and [email protected]

I buy this product from Flipkart.com its a warranty product.
When i Buy this product its working properly; but after a week its not working properly.
after that i complain to flipkart and Logitech service centre by mail. But they do not giving any reply or they are not replace me the other product.
so, i request to give me the proper warranted product.