What Is an SD Card Slot?

By Benny Taylor

SD card
i SD Card Toolbox image by Ron-Heidelberg from Fotolia.com

An SD card slot is a slot that allows you to insert a secure digital memory card into a computer, printer or other device. SD cards are commonly used to store images taken on digital cameras.


Digital cameras, mobile phones and other devices use a range of different storage cards to store images, music files and other data. SD is one variation of these storage cards.


Find DS car slots on a number of electronic devices. Modern desktop PCs and laptops often have SD card slots available for easy transfer of data. Printers sometimes have integrated memory card slots that allow you to print images directly from the cards. It is also possible to buy card readers that allow you to access data on a whole range of memory cards, including SD cards.


As well as standard SD cards, mini-SD and micro-SD variations are available. These are frequently used in mobile phones. Adaptors are usually provided to allow you to plug these smaller cards into an SD card slot.