This Professional Card Reader for CFexpress Type B and Type A and SD, 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 2Speed:10GbpsSupport System:For Windows XP/7/8/10/ for OS 10.6.2 above/ for Linux Fedora FC8 aboveSupport for CFexpress Memory Card Type B and Type A, for SD Memory CardColour:Space GrayMaterial:Aluminum alloySize:68x69x14.55mmPackage Contents:1 x Card Reader1 x USB C to C Cable1 x USB A to C CableOnly 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.