WD 4TB 4000 Capacity. My Passport Portable Hard Drive with password protection and auto backup software. The new My Passport drive has been redesigned for you to make the most of your own journey. It features a convenient, slim form factor and is available in a range of vibrant colors. The My Passport drives built-in 256-bit AES hardware encryption with password protection helps keep your digital life's contents secure. Just activate password protection and set your own personalized password using WD Discovery. The My Passport drive comes equipped with WD Backup software to help make sure everything you create while on your own life journey - photos, videos, music and documents - doesn't get lost. You can set it to run automatically to your schedule. Just pick the time and frequency to back up important files from your system onto your My Passport drive. My Passport portable storage is ready right out of the box including all necessary cables. And with SuperSpeed USB, you can quickly start backing up everything in your life and keep driving forward. Included WD Discovery software lets you connect to popular social media and cloud storage services like Facebook, Dropbox and Google Drive. Seamlessly import, organise and share your photos, videos and docs to the My Passport drive to backup your online social life. WD Discovery can also manage your drive through WD Drive Utilities.There's no telling what's ahead in your own journey. That's why WD builds drives to demanding requirements for durability, and long-term reliability. On top of that, it comes with a 3-year limited warranty.