Soundcore Mini supports SD cards with these features:

• Storage is less than 32G

• MP3 format only

• Class 4/6/10

Before inserting the SD card, the Soundcore Mini speaker will be in its default Bluetooth mode, and the LED indicator will flash blue. After inserting the SD card, the LED indicator on the Soundcore Mini speaker will turn solid white, and it will automatically switch to SD card mode. 

If the LED indicator does not show a solid white light and does not enter SD card mode, please press the "Mode" button after inserting a supported SD card into the Soundcore Mini speaker to switch it to SD mode.

If you have additional questions, please contact us at service@soundcore.com for further assistance.