【Dual Cards Simultaneous Access】Support two cards reading at the same time, avoid repeated plugging and unplugging, speed up your file transfer and make data access more efficient. This card reader supports SD/Micro SD/TF/SDHC/SDXC/Micro SDHC/Micro SDXC/MMC card etc. 【Plug & Play】Plug the card reader directly into your Type-C / USB A device. Plug and play, no additional drivers required, supports hot swapping.