Q: Regarding the transmission and reading speed of the card reader (data substitution reference, subject to actual data)
A: The card reading speed is related to the memory card of C10, C10 card SD read 85-95MB/S write 63-65MB/S, TF read 87-90MB/S write 77-80MB/S
Q: About the problem of card reading capacity limitation
A: There is no capacity limit in accordance with the USB standard, and 64G/128G/256G memory cards can be read. The OTG function can also be used for 5% of the phones power.