SD Card

You would probably have heard the term SD card (Secure Digital Card) and even used one. 

An SD Card is an ultra small flash memory card.

It is used in your phone, digital camera and many more.

Classification

• SD

          Size : 2GB and less

          Default format: FAT16

• SDHC (SD High Capacity)

          Size : more than 2GB, upto 32GB

          Default format:FAT32

• SDXC (SD Extended Capacity)

          Size : more than 32GB, upto 2TB

          Default format: exFAT

• SDUC (SD Ultra Capacity)

          Size : more than 2TB, upto 128TB

          Default format: exFAT

Companies Producing SD Cards include

Sandisk, Samsung, Kingston, Transcend and many more.