WD 4TB My Book Duo Desktop RAID - 2 x HDD Supported - 20 TB Supported HDD Capacity - 4 TB Installed HDD Capacity - RAID Supported 0, - (WDBFBE0040JBK-NESN)

Massive Capacity
The My Book™ Duo drive has up to 20TB1 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 WD Drive Utilities™ software.

RAID Optimized WD Red™ Drives
The My Book™ Duo drive comes with RAID-optimized WD Red™ 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.

USB 3.1 Gen 1-Ready, USB 3.0 Compatibility
Compatible with USB 3.1 Gen 1 and USB 3.0, 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 3.0 Hub Ports
The My Book™ Duo drive can serve as a quasi-docking station with 2x 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 WD Security™ software built in to help keep private content secure. Set a personalized password to activate hardware encryption and data protection.

• 4TB My Book Duo Desktop RAID
• WD Discovery™ software for WD Backup™, WD Security™ and WD Drive Utilities™
• USB-C to USB-C Cable
• USB-C to USB-A Cable
• AC Adapter
• Disk Replacement Tool
• Quick Install Guide