With the development of technology, the need for micro SD card on phones has dropped, but its use in other devices has increased. You can choose the most suitable SD card base on your need.

Although uSD is very small, its structure is very compact, with own controller, memory, and NAND Flash and an FTL layer to achieve load balancing. It includes all elements of Von Neuman and is almost identical to TF cards.

SD Card has varies specs, it ranges from SD to SDXC and Class 4 to Class 10