A peripheral device that reads and writes a memory card made of flash memory chips. First available as external devices for one type of card, readers were subsequently built into the computer to ...

A microSD card is a miniature variation of the SD card used in small portable electronics. With an adapter, a microSD card can be inserted in any SD card slot and used normally. Because of their size, ...

See our latest update to this buying guide: The Best microSD and SD Cards Portable flash memory has never been more versatile, and you will be pleasantly surprised by the widespread availability and ...

If you've been using SD cards for years, you probably have old ones lying around with low storage and not much use. This ...

The SD Association has established standardized speed ratings for SD and microSD cards, known as Speed Classes, to ensure a minimum sustained write speed. These classes are essential for consumers to ...