I BOUGHT THIS FOR A TABLET THAT I BOUGHT (Alldaymall(TM) A70X 7 Inch Android 4.2 4 GB A20 Dual-Core Tablet PC) I WAS SKEPTIAL AT FIRST BUT IT WORKED GREAT FOR MY TABLET AND FOR THE PRICE IT BOOSTED MY MEMORY FROM 4 GB TO 36 GB IN TOTAL GOOD PRODUCT!