LaCie Mobile Drive 4TB External HDD Key Features 4TB External HDD 5400 rpm Rotation Speed Compatible with Windows and Mac USB-C 3.1 Interface 2-Year Limited Warranty Overview The LaCie Mobile Drive is their way of celebrating 30 years of creating storage solutions. Mobile Drives are elegantly designed, with diamond cut edges and a finish to accompany modern laptops. Using USB C 3.1 Gen 2, this hard drive can transfer at a max speed of 10Gbps. Box Contents LaCie Mobile Drive HDD USB-C Cable USB 3.0 Cable Backup and Mirroring Toolkit Rescue Data Recovery Services Quick Start Guide Specifications Disk Type HDD External? Yes Capacity 4TB Rotation Speed 5400 rpm Transfer Rate up to 10Gb/s Interface USB 3.1, USB-C Compatibility Windows, Mac Dimensions 124 x 90 x 20 mm