Speed:Fast USB 3.2 Gen 2 with Type-C,Transmission speed up to 550MB/s | Interface: USB 3.2 Gen 2 with Type-C; Backwards compatible with USB3.2 Gen 1 and USB2.0 | Accessories:2 converters (USB-A to Type-C cable and Type-A to Type-C adapter included), high quality leather pouch Includes | Design:Smooth and fruity aluminum housing design,9mm light and thin, palm-sized for easy portability / High-speed storage of 4K images and videos, music, documents, etc., plug and play | System Support: Windows 7/8/8.1/10, Mac OS X 10.6 or above, Linux Kernel 2.6 or above, Android 5.0 or above