Seagate Expansion+ STEG4000100 4TB USB 3.0 Dessktop Drive 4TB storage capacity Provides expanded storage for your important files. Drag-and-drop file management Makes it easy to back up your data. USB 3.0 interface Offers a simple connection to your computer. Backward compatible with USB 2.0. Plug-and-play design For easy setup, without the need to install drivers or configure the drive. Data transfer rates up to 4.8 Gbps via USB 3.0 For quick response when updating files.