Product details:

The My Book external hard drive is trusted desktop storage designed to complement your personal style with a massive amount of space to store your photos, videos, music and documents. Equipped with password protection and perfectly paired with WD Backup or Apple Time Machine, My Book desk** storage helps keep your files safe.Auto backup with included WD Backup software and Time Machine compatibility
Password protection with hardware encryption
Trusted storage built with WD reliability
USB 3.0 port; USB 2.0 compatible