Features

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General
Sales Package 1 Hard Drive, USB 3.0 Cable, Users Manual (Pre-installed View More... Portable Hard Drive, USB 3.0 Cable, Quick Install Guide  External Hard Drive, USB 3.0 Cable, Quick Start Guide, InView More... My Passport Hard Drive, USB 3.0 Cable, WD Backup, WD Secu View More...
Model Name HDTC920AK3AA  WDBS4B0020BWT-WESN  Canvio Alumy  My Passport
Type HDD  HDD  HDD  HDD
Capacity 2 TB  2 TB  2 TB  1 TB
Color Black  White  Red  Red
System Requirements Formatted NTFS for Microsoft Windows 10, Windows 8.1, WinView More... Windows 7, Windows 8, Windows 8.1, Windows 10  Formatted NTFS for Microsoft Windows: 8.1, 8, 7  Formatted for Windows 7, Windows 8, Windows 10, Requires  View More...
Form Factor Portable  Portable  Portable  Portable
Wired|Wireless Wired  Wired  Wired  Wired
Cloud Backup No  No  No 
Additional Features
Number of Ports 1 
Connector Type USB 3.0 
Data Transfer Rate 5  5 GB/s  5.0 Gbps  USB 2.0: 480 Mb/s, USB 3.0: 5 Gb/s
Shock Resistant Yes Yes
Backward Compatible Yes Yes
Password Protection Yes Yes Yes
Other Features Designed to Fit in the Palm, Back Up Automatically, Easy View More... Supports USB 2.0 or USB 3.0 Port, With Built-in Shock SenView More...
Rotational Speed 5400 RPM 
Water Resistant No 
Encryption Built-in 256-bit AES Hardware Encryption with WD SecurityView More... Yes
Power Features
Power Source USB-powered  USB-powered 
External Power Required No  No  No
Power Requirement 900 mA 
Dimensions
Width 81.5 mm  75 mm  37 mm
Height 110 mm  113.5 mm  9.4 mm
Depth 13.8 mm  18 mm  78.2 mm
Weight 149 g  170 g  240 g  170 g
Warranty
Warranty Summary 3 Years Warranty  3 Years Worldwide Warranty  3 Years Warranty  2 Years + Additional 1 Year Extended Warranty
Warranty Service Type Carry In  Carry In  If There is Any Technical Issue with the Products Kindly View More... 3 Years Limited Warranty
Covered in Warranty Manufacturing Defects  Manufacturing Defects  Manufacturing Defect  Manufacturing Defects
Not Covered in Warranty Physical Damages  Physical Damages  Physical Damages  Warranty does not cover physical damage
Domestic Warranty 3 Year  3 Year  3 Year  3 Year