*For Flash Media Devices, 1 megabyte = 1 million bytes; 1 gigabyte = 1 billion bytes. Actual useable capacity may vary. Some of the listed capacity is used for formatting and other functions, and thus is not available for data storage.
**Speeds quoted for USB 3.1 devices are based on industry standard benchmarking measurements. Actual capacity and performance may very depending on file format and system specifications.