This is a CFexpress Type A high-speed card reader. The upstream interface is Type-C. It supports USB3.1 GEN2 interface and is backward to realize high-speed data transmission with the computer.It can transmit high-quality videos, such as 4K/8K, to data devices faster than ever. Support USB super speed / high speed / full speed operation, plug and play, no need to set up, support hot plug. Import the videos/files/photos in the CFexpress Type A memory card to the computer, and the transfer is stable, simple and fast.Plug and play, no driver requiredExquisite and compact appearanceNTFS/EXT4/FAT32/EXFAT and other disk formats system:System above Windows XP OS 10.6.2 and aboveLinux Fedora FC8 or higher systemPCIe GEN3*1 TOUSB3.1 GEN 2 (10Gbps)Main control chip: ASM2362Colour:silver-Material:Aluminum alloyPackage Contents:1 x CFexpress Type a Card Reader2 x USB CableOnly the above package content, other products are not included.Note: Light and different displays may the color of the item in the a little different from the real thing. The measurement allowed error is +/- 1-3cm.