Toshiba Canvio Basics Portable Hard Drive. Capacity: up to 3.0TB. USB 3.0-powered portable add-on storage. Transfer Rate: Up to 5 Gb/s. Speed: 5,400 RPM. Average Seek Time: 12ms. Cache Buffer: 8MB Easy to use with no software to install. Plug and play operation. Accommodates large digital files with spacious storage capacity. Compact, smudge-resistant design Protects your drive (Internal Shock Sensor and Ramp Loading Technology). System Requirements2 Microsoft Windows 8.1, 8, 7 Available USB 2.0 or USB 3.0 Port