Asus zenfone go mobile is best mobile and good sound quality and better display.design is very good and slim.and good procesor in this mobile intel hyper threading quad core proccesor.2.2ghz processor.and this phone support 4g network after sometime companies gives update osf volte network.and suport other feature may be gesture mode and this product value for money 7500rs only I suggest this phone is great on this money.