WD MY BOOK ESSENTIAL 3.5" 4TB USB3.0 Personal Storage - WDBBGB0040HBK - SESN
- 4TB Storage Capacity
- USB 3.0 Interface
- Includes AC Adapter
- 256-bit AES Hardware Encryption
- Includes WD Backup Software
- Acronis True Image WD Edition Software
- Windows & Mac Compatible
- May Require Reformatting Before Use