Transcend Storejet 25m3 4tb Portable Hard Drive.

Capacity: 4 terabytes of storage space. Interface: Features a USB 3.1 Gen 1 interface for fast file transfers. Durability: Includes a three-stage anti-shock protection system designed to meet U.S. military drop-test standards. Design: Ruggedized enclosure for improved data protection against bumps and drops.