storejet? 25m3 one plus one is greater than two. the storejet 25m3 combines the shock-resistant qualities with the superspeed 5gb/s interface bandwidth of usb 3.1 gen 1, allowing users to enjoy ultra-fast file transfers and the highest level of anti-shock protection. key features military-grade shock resistance*superspeed usb 3.1 gen 1 compliantadvanced three-stage shock protection systemdurable anti-shock rubber outer caseadvanced internal hard drive suspension systemslim form factor for greater convenience and portability (sj25m3g / sj25m3s)quick reconnect button - safely re-enable the removed hard drive without unplugging and reinsertionone touch auto-backup button**256-bit aes file & folder encryption**exclusive transcend elite data management software