7 in 1 Card Reader: USB card reader for PC/camera, USB 3.0 card reader easily expands SD, Micro SD, CF and MS slots on your computer, laptop. Supports SDXC/SDHC/SD/Extreme I III SD/Ultra II SD/MMC/RS-MMC or Micro SD/TF/Micro SDXC/Micro SDHC/UHS-I or CF I 3.0/4.0 /Extreme I III CF/Ultra IICF/HS CF/XS-XS CF/CF Elite Pro/ XD/ CF Pro/CF Pro II or MS/MS PRO/MS PRO/MS PRO/MS PRO/MS PRO/MS PRO. C DUO memory cards.Read and write to 5 cards simultaneously.$$High Speed Data Transfer: USB 3.0 memory card reader supports SD/Micro SD cards up to 512G, which is 10 times faster than USB 2.0 (480Mbps), transfer high-resolution HD movies, images and video recordings to your computer faster and more efficiently. Also compatible with USB 2.0, 1.1 and 1.0$$Slim and compact: The useful and compact USB card reader is a great kit for travel.Reinforced USB 3.0 cable, tin-plated pure copper core and multiple shielding inside, rugged exterior and heat-resistant connectors ensure high data transmission efficiency and maximum durability. The 21-inch short cable tail reduces strain on your computer's USB port and will not affect the use of adjacent ports.$$Wide Compatibility: Built-in smart card reader with 21-inch USB 3.0 cable (removable cable).For USB 3.0 connection, compatible with Mac OS (MacBook Pro/MacBook Air), Linux, Chrome OS, Windows XP/Vista/7/8/8.1/10/11 and etc.