Xiaomi Redmi 3S Prime is the one of the best smartphone of the world. It have many feature and its sound quality is HD and crackful. Its is ease to use and handling .its style and design is glamous.this smartphone is not hangable because of its 3gb RAM , 32gb ROM and 128gb expandable.its have better quality of camera .I useing this smartphone from year really it is fantastic so please buy it