This USB C to Micro b cable offers reliable connectivity to an external hard drive, tablet, or smartphone with a USB 3.1 Gen 2 Micro-B port. 10Gbps Super Speed : This USB 3.1 Type C to Micro B cable supports ultra-fast data transfer rate up to 10Gbt/s for transferring files from Solide State Drives (SSD) or sync data from your smartphone, which is 20x faster than the USB 2.0 version, 2X faster than USB 3.0 version. USB C Compatibility List : USB-C (Type C) is the Host side, compatible with 2015/2016/2017 mac book, Laptops, USB 3.1 Smartphone, USB Hard Drive Enclosure, HD Camera, External USB HDD with Micro USB B Port and other Host based devices with USB Type C port. This USB C hard drive cable connects a computer, PC, Laptop with a USB-C port to a portable USB 3.0 hard drive, SSD, Samsung smartphone with Micro-B 3.0 port for data & charging. This USB C to Micro B cable is equipped with gold-plated connectors, aluminum alloy shells, and cotton braided jacket, makes the cable nice looking and more durable.