It is very slowly operte and piece size is small.may create hanging problem and sereously it is very slowly in operation .internal storage is not sufficient .camera is not good and no auto focus.properly work.cost is so more.from these cost we can prefer many of it smartphone with good specifacation and camera quality.battery is drain fastly and smartphone is heated from front as well as back side.not comfortably in works application are automatically off.somtimes while using its may hangged and directly restart in such case aur working data may possiblity of delete.sound quality is not dolphy.