Transcend StoreJet 25H3 4TB USB 3.1 Gen 1 Portable Hard Drive

• Military-grade shock resistance
• Durable shock-resistant silicone outer shell
• Advanced internal hard drive suspension system
• Compatible with PC and Mac (Microsoft Windows , Microsoft Windows 8, Microsoft Windows 8.1, Microsoft Windows 10, Mac OS X 10.7 or later and Linux Kernel 2.6.31 or later)
• One-touch auto backup button