WD has redesigned its well-known My Book and My Book for Mac lines of external desktop drives. With USB 3.0 for speed, the new My Book lines are available in 2TB, 3TB and 4TB capacities. WD SmartWare Pro automatic back-up software with Dropbox integration offers cloud backup capabilities, and the WD Edition of Acronis True Image enables users to execute a full system backup and securely delete digital files and programs. My Book and My Book for Mac hard drives are protected by a 3-year limited warranty and are available from the WD store at wdstore.com as well as select retailers and distributors. Manufacturer's Suggested Retail Price will be $129.99 USD for the 2TB, $149.99 for the 3TB, and $179.99 for the 4TB unit.