Hard drive
| Hard drive size |
3.5 " |
| File format system |
NTFS |
| Hard drive capacity |
4000 GB |
| Hard drive interface |
Serial ATA III |
Packaging data
| Cables included |
USB |
| Bundled software |
WD SmartWare Pro, WD Drive Utilities, WD Security |
| User guide |
Y |
Security
| Password protection |
Y |
| Security algorithms |
256-bit AES |
| Cable lock slot |
Kensington |
Power
| Input voltage |
12 V |
| USB powered |
N |
| External power adapter |
Y |
Performance
| USB data transfer rates |
480, 5000 Mbit/s |
| Plug and Play |
Y |
| RAID levels |
1, JBOD |
| RAID support |
Y |
| Mac operating systems supported |
Y |
| Windows operating systems supported |
Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 Pro, Windows 10 Pro x64, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64 |
| Data transfer rate |
5000 Mbit/s |
Weight & dimensions
| Depth |
157 mm |
| Weight |
2090 g |
| Width |
99.00 mm |
| Height |
165 mm |
Operational conditions
| Storage temperature (T-T) |
-40 - 70 °C |
Ports & interfaces
| USB connectivity |
Y |
| Thunderbolt technology |
N |
| Wi-Fi |
N |
| USB connector type |
Micro-USB B |
| USB version |
3.0 (3.1 Gen 1) |
Additionally
| Colour of product |
Silver |
| Operating temperature range (T-T) |
0 - 35 °C |
4 TB, 8.89 cm (3.5 ") , USB 3.0, 256-bit AES, 2090g
THE ULTIMATE DUAL-DRIVE STORAGE SOLUTION
Offering massive capacity with fast transfer speeds, password activated hardware encryption, multiple RAID and backup options.
Dual-drive Performance
Two WD Red HDDs for massive capacity with ultrafast transfer speeds to transfer your entire media collection with ease.
Your Personal Digital Storage
Up to 16TB to keep your entire media collection and all your important documents organized in a single, reliable place.
Automatic Backup Software
Set your own schedule for updates and backups with software that works quietly in the background to help protect your data.
ALWAYS-ON PERFORMANCE
The My Book Duo drive ships with integrated WD Red hard drives, designed and tested for optimal reliability and always-on performance in small RAID environments.
System-level Backups
Keep your entire operating system — and everything on it — close at hand. All of your files, applications, and system settings are backed up.
Multitask With USB 3.0
Features two USB 3.0 ports on the back to connect multiple devices simultaneously. Add another external drive for increased storage or charge multiple phones, tablets, or other USB devices at the same time.
User Serviceable Enclosure
To expand storage capacity with ease, just pop open the enclosure and insert new drives — no tools required.
Ready To Go and Easy To Use
Pre-formatted NTFS, the My Book Duo drive is ready to use right out of the box for Windows® operating system users, or the drive can also be easily reformatted for Mac OS X operating systems.
