SD cards, demystified: How to decipher the confusing jumble of specs
You can always get an adapter that lets you use microSD ... Denoted by a “C” symbol on the SD card with a number inside it.
Hackaday12y
Hands On With The Electric Imp
A wireless, cloud-based microcontroller platform that fits inside an SD card ... platform with a WiFi adapter stuffed into the shell of an SD card. I’ve looked through the documentation for ...