iStorage datAshur The iStorage datAshur® is the world’s most secure, easy to use and affordable USB flash drive, employing PIN code access with military grade AES 256-bit hardware encryption. The datAshur incorporates a rechargeable battery allowing the user to enter a 7-15 digit PIN onto the on-board keypad before connecting the drive to the USB port. Capacity 4GB, 8GB, 16GB & 32GB * Speed Up to 27MB per second read. Up to 24MB per second write. Dimensions (drive with sleeve) 80mm x 20mm x 10.5mm Dimensions (drive without sleeve) 78mm x 18mm x 8mm Weight 25 grams Waterproof MIL-STD-810F Hardware USB2 high speed - compatible with USB1 & USB3 Operating System compatibility Windows, MAC OS, Linux, Android & Symbian Hardware Data Encryption AES Cipher-Block Chained mode Encryption Keys 256-bit Hardware Hashing 256-bit SHA