... :512MB, 1GB, 2GB, 4GB, 8GB,16GB,32GB,64GB2. Interface: USB 2.0 / USB 3.03. Speed: Read=10-18MB/Sec.; Write=6 ... hard drive 6. Supports password protection7. No driver needed for most operating systems (Windows 98SE driver available online) 8. More than 10 ... years data retention 9. 3 Years Product Warranty10.material:ceramic ceramic USB