Toshiba TransMemory 64GB USB 3.0 Flash Drives (PFU064U-1BCK) Simple Plug & Play operation. Works with any devices that have a host USB port Read Speed: up to 70 MB/s, Write Speed: up to 10 MB/s Compatible with both Windows and Mac operating systems USB 3.0 and USB 2.0 compatible Includes downloadable security software with password protection Sleek compact design for maximum portability. Provides peace of mind with Toshiba 5-Year Limited Standard Warranty