Coolpad India — coolpad mega 2.5d grey

Address:

Mumbai City, Maharashtra

I had purchased this phone on19th feb 2016 after 5 months i got the problem of mic. I contacted service centre with same problem for 7 times and they just gave me my cell as it is no change is there now there is also an battery issue it drain out quickly in less than 2 hours please either replace it or repare it. Its enough now phone also hangs a lot. I just want my mobile back or refund my money