WD My Book Desktop Hard Drive – Black, 4TB, WDBBGB0040HBK-EESN

WD My Book Desktop Hard Drive – Black, 4TB,

• Equipped with WD backup software for Windows and Apple Time Machine compatibility for Mac, the My Book desktop hard drive can back up your photos, videos, music and documents
• Works with acronis true image WD edition software to schedule full system backups
• Password protection with built-in 256-bit AES hardware encryption with WD Security software, just set your own personalised password to help keep your content private and safe
• Millions of people around the world trust their data to My Book desktop storage; designed to meet WD’s demanding requirements for durability, shock tolerance and long-term reliability, we back up (pun intended!) the trusted My Book desktop storage with a 3-year limited warranty
• The My Book desktop hard drive can back up your photos, videos, music and documents

	Up to 8TB	Up to 16TB	Up to 16TB
Backup software	WD Backup and downloadable Acronis True Image WD Edition for Windows. Apple Time Machine compatible	WD SmartWare Pro and downloadable Acronis True Image WD Edition for Windows. Apple Time Machine compatible	Apple Time Machine-ready Downloadable WD SmartWare Pro and Acronis True Image WD Edition for Windows.
Dropbox cloud service	✓with WD Backup for Windows	✓with WD SmartWare Pro for Windows	✓with WD SmartWare Pro for Windows
Password protection & hardware encryption	✓256-bit AES Hardware Encryption	✓256-bit AES Hardware Encryption
Interface	USB 3.0, USB 2.0	USB 3.0, USB 2.0 compatible + 2x USB 3.0 hub ports	Thunderbolt 2 or USB 3.0 + 2x USB 3.0 hub ports
Type of drives	WD quality drives	WD Red drives	WD Black drives
Number of drives	1	2	2
RAID modes	N/A	RAID-0 (Default, Fast) RAID-1 (Mirrored) JBOD	RAID-0 (Default, Fast) RAID-1 (Mirrored) JBOD
Compatibility	Windows Ready (reformatting required for Mac)	Windows Ready (reformatting required for Mac)	Mac Ready (reformatting required for Windows)