The Transcend 2TB USB 3.1 Gen 1 StoreJet 25M3S is a rugged external hard drive that offers shock-resistant features, ensuring data safety during transport. With its USB 3.1 Gen 1 interface, users can enjoy high-speed data transfer rates for quick file access and backups. With a large capacity of 2TB, this hard drive provides ample room for files, photos, and backups for those on the go.