Iam using this mobile from three months.Its perfomance is very very excellent.And for every month service provders apdating with new vertion.There is no call drops as I found in other mobile.Very easy shortcuts available in this mobile.Batery backup is very excelent.One thing I want to say for new mobile buyers purchase redmi mobile so that you can enjoy its features a lot.Its cost is also reliable when copare to its features.