Massive Capacity
The My Book™ Duo drive has up to 36TB¹ capacity with a single cable. Free up valuable space on all your computers. Store and back up your photo, video and music collections, and important documents in one reliable place.

RAID-0 Ready Out of the Box
Ready to perform at maximum speed and capacity in default mode, RAID-0. Reconfigure the drive to RAID-1 for redundancy (data mirroring), or use it as two independent drives (JBOD) with the included downloadable software.

RAID-Optimized WD Drives
The My Book™ Duo drive comes with RAID-optimized WD drives inside to deliver high-speed, quality storage to rely on. RAID-optimized firmware is perfect for two-disk array systems with auto management of drive operations to help ensure read/write cycle data integrity.

Works with Windows and Mac
My Book Duo is formatted for Windows® 10+ to deliver plug-and-play storage out of the box. With WD software, you can also download the NTFS driver for macOS, so you can work seamlessly between operating systems without reformatting.

USB 3.2 Gen 1/USB 3.0 and USB 2.0 Ready
Compatible with USB 3.2 Gen 1/USB 3.0 and USB 2.0, the My Book™ Duo drive works to deliver high-speed connectivity no matter the interface. Includes both USB Type-C™ to Type-C and Type-C to Type-A cables.

USB 3.2 Gen 1/USB 3.0 Ports
The My Book™ Duo drive can serve as a quasi-docking station with 2x USB 3.2 Gen 1/USB 3.0 Type-A hub ports for accessories, including additional storage, keyboard, and mouse, card readers, USBs, or phone sync and charge.

256-Bit AES Hardware Encryption and Password Protection
The My Book™ Duo drive comes with 256-bit AES Hardware Encryption with password protection software built in to help keep private content secure. Set a personalized password to activate hardware encryption and data protection using our downloadable software.