A Cost-effective USB 3.0 ChoicePositioned as a cost-effective choice. Marvel M01 remains a quality product. It incorporates USB 3.0 interface and is also compatible with USB 2.0 and 1.1 interfaces. The USB 3.0 interface features a 5Gb/s bandwidth which is 10x the bandwidth of a USB 2.0 interface!Rugged and Durable on HandMarvel M01 is designed with durable aluminum casing that protects its surface from fingerprints and scratches. Its rugged construction ensures its extraordinarily durable performance. Its build-in LED indicator light displays power on and data transfer status.SP Widget Software features seven main functions1. "My document" synchronization/ backup.2. Sync or backup other folders.3. Sync or backup "Outlook/ Outlook Express".4. Copy and encryption your data into Pen Drives.5. Download Symantec Norton Internet Security 60 days trail for free.6. Sync or backup "My Favorite".7. Lock your computer by password. time or Pen Drive.