The 64GB DataTraveler Ultimate 3.0 Generation 3 USB Flash Drive from Kingston is a portable flash memory storage device with a capacity of 64GB. It uses a fast USB 3.0 interface and offers 150MB/s maximum read speeds and 70MB/s maximum write speeds, enabling you to transfer large files--such as high-resolution photos, HD videos and music--quickly. The drive is constructed from metal and features a matte finish. It is capless but its sliding mechanism enables coverage of the USB connector, to protect against damage when not in use. It is equipped with a key ring for attachment to a key chain or clip. The DataTraveler is compatible with Windows 8, 7 SP1, Vista SP1 / SP2, and XP SP3, as well as Mac OS X v. 10.5.x and later and Linux v 2.6.x and later.