Brand - Transcend, Model - Transcend StoreJet 25M3, Type - External, Storage - 4TB, Form Factor - 2.5 Inch, Interface - USB, Interface Type - USB Micro-B, USB Type - micro USB to USB Type A, Connectivity Port - USB 3.1 Gen 1, Transfer Rate (MB/s) - 5 Gbps, Shockproof - Yes, Operating Voltage - 5V, OS Supported - Windows 7 / 8 / 8.1 / 10, Mac OS X 10.6 or later, Linux Kernel 2.6 or later, Color – Navy Blue, Dimension - 129.5 x 80.8 x 24.1 mm, Weight - 294 gm, Others - Operating Temperature: 5 degree C - 55 degree C, Certificate: CE/FCC/BSMI/KC/RCM/EAC, Transcend StoreJet 25M3 ruggedized external hard drive combines supreme shock-resistant qualities with the USB 3.1 Gen 1 interface, allowing for ultra-fast file transfers and the highest level of anti-shock protection., Part No - TS4TSJ25M3S, Warranty - 3 Year