The Alogic USB 3.0 Multi Card Reader allows you to connect you SD micro SD and CompacttFlash memory card to your USB-A enabled computer or mobile device.SuperSpeed Data Transfer Rate : The card reader supports USB 3.0 specifications and can transfer data up to 5 Gbps. It increases efficiency and saves time when working with large files such as high res videos and images. Wide Compatibility: The car reader supports all the popular memory card formats such as SD SDHC (Secure Digital High Capacity) SDXC (Secure Digital Extended Capacity) microSD and CompactFlash cards. Precision Unibody Enclosure:The VROVA Plus range of products feature a precision unibody enclosure crafted from a single block of aluminium resulting in a light durable and incredibly beautiful designs.