StoreJet® 25C3S A touch of opulence at the tips of your fingers, Transcend's lightweight StoreJet 25C3S is more than an external hard drive—it's a fashion statement. The StoreJet 25C3S features the USB 3.1 Gen 1 interface and USB Type-C port for unmatched transfer rates, and is pre-formatted NTFS file system allowing use right out of the box.