USB Alternative
SD Cards
SD and microSD cards are removable flash-storage formats used in cameras, phones, computers, and other electronics.
Characteristics
| Primary purpose | Removable flash storage |
|---|---|
| Common form factors | SD and microSD |
| Capacity families | SD, SDHC, SDXC, and SDUC |
| Dedicated slot required | Yes, unless a card reader or adapter is used |
| USB relationship | Alternative removable storage medium; USB card readers also bridge SD cards to USB ports |
| Typical devices | Cameras, phones, computers, audio recorders, game systems, and embedded devices |
| Current status | Current removable-storage family |
