Kingwin All-in-One Universal Flash Memory Card Reader, KWCR-807 Embedded USB design no CD driver required Highly compatible and reliable Support OS: Win98SE/2000/ME/XP/Vista/7 Mac OS 8.6 or higher Embedded USB design no CD driver required Highly compatible and reliable Support OS: Win98SE/2000/ME/XP/Vista/7 Mac OS 8.6 or higher