SD Association


The Power to Transform Devices

The SD standard offers great flexibility, including the ability to use the SD slot for more than memory cards. SDIO card is an interface that extends the functionality of devices by using a standard SD card slot to give devices new capabilities. A partial list of new capabilities includes:

  • GPS
  • Camera
  • Wi-Fi
  • FM radio
  • Ethernet
  • Barcode readers
  • Bluetooth®
Common SDIO Cards

Simplified Version of SDIO CARD SPEC

Simplified Version of SDIO Bluetooth Type-A