The My Book Duo drive has massive capacity ideal for storing photos, videos, documents and music. It's super-fast with up to 360MB/s (2) sequential read speeds thanks to Western Digital Red drives inside and use of the USB Type-C port. That USB Type-C port with all cables included makes it universally compatible (Supports USB 3.1 Gen 1/3.0/2.0). two USB Type-A hub ports deliver flexibility for additional accessories. |(2) as used for sequential read transfer rate, megabyte per second (MB/s) = one million bytes per second.