suitable for CFexpress Memory Card Type B + Type A 2-In-1 USB 3.1 Gen2 10Gbps Card Reader Adapter Dual Slot with USB C / USB A--FO SHAN RAN WANG This Professional Card Reader for CFexpress Type B and Type A, Supports Memory Card Data Transfer. Transfer High-Resolution Images and Video Recordings To Your Computer Faster and More Efficiently, With Fast USB 3.1 Gen 2 Data Transfer Rate Super-speed 10 Gbps. No Additional Power Supply is Required, and it Also Comes With 5V USB C Charging Port To Solve The Problem of Insufficient Power Supply for Some Devices. Interface:USB3.1 Gen 2 Speed:10Gbps Support System:For XP/7/8/10/ for OS 10.6.2 above/ for Linux Fedora FC8 above Support for CFexpress Memory Card Type B and Type A Colour:Silver Material:Aluminum Alloy Package Contents: 1 * Card reader Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm. Please pay attention to the title and description when buying, and pay attention to the title and description when buying.