Hi, This mobile is very good to use and it is easily and smoothly handle this mobile.And its sound quality is average and it is user friendly and about its design is very nicely it will look, and one more thing is the end edge of the display is shiny its gives very nice look.About features means its have the same features as now upcoming smart phones and the features are very good and the system should be up to date so we can easily see the good features and battery backup is good and the money I have paid is useful to have this mobile and looks good and smooth handle and I felt good to bought this mobile.