FQA QUESTION:How to take out sd card from TF card hole?
ANSWER: this speaker using the Pop-up SD card slot,Push inward according to the method of installing the SD card, and feel that the buckle is released, rebound to the slot of the card and remove the SD card.
Question: And can I send mp3 files through Type c usb adaptor?
Answer: the type c interface can used to charge the speaker as well as to transfer the digtal Dual way. this means your can contact the PC to recharge the Speaker and when you play music in the PC and the loud speaker will work automaticly