Capless Design — No cap to lose or misplace, just slide the drive open and start working.USB 3.1 Gen 1 (USB 3.0)¹ — DT100 G3 delivers USB 3.0 speeds.Range of capacities² — Up to 256GB to take all your files with you.Backwards compatible — Can be used with USB 3.0 and 2.0 ports.Capacities— 16GB, 32GB..