Features

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General
Sales Package Portable Hard Drive, USB 3.0 Cable, Quick Install Guide  External Solid State Drive  My Passport Hard Drive, USB 3.0 Cable, WD Backup, WD SecuView More... Storejet 25M3, Quick Start Guide, USB Cable
Model Name WDBS4B0020BWT-WESN  MU-PA500B/WW  My Passport  StoreJet 25M3
Type HDD  SSD  HDD  HDD
Capacity 2 TB  500 GB  1 TB  2 TB
Color White  Blue  Red  Iron Gray
System Requirements Windows 7, Windows 8, Windows 8.1, Windows 10  Windows 7, Mac OS X 10.9 (Mavericks), Android 4.4 (KitKatView More... Formatted for Windows 7, Windows 8, Windows 10, Requires View More... Windows 7 /8/8.1/10, Mac OS X 10.7 or later, Linux Kernel View More...
Form Factor Portable  Portable  Portable  Portable
Wired|Wireless Wired  Wired 
Cloud Backup No  No  No
Additional Features
Number of Ports 1
Connector Type USB Type-C to A  Micro B
Data Transfer Rate 5 GB/s  Upto 540 Mbps  USB 2.0: 480 Mb/s, USB 3.0: 5 Gb/s  USB 3.0 -5gb/S
Shock Resistant Yes Yes Yes
Backward Compatible Yes Yes
Password Protection Yes Yes Yes Yes
Other Features Designed to Fit in the Palm, Back Up Automatically, Easy View More... UASP Mode: Support, Security: Portable SSD Software, MultView More... Quick Reconnect Button - safely re-enable the removed har View More...
Rotational Speed 5400 RPM
Water Resistant No
Encryption Built-in 256-bit AES Hardware Encryption with WD SecurityView More... AES 256-bit Hardware Encryption  Yes 256-bit AES file & folder encryption
Case Material Rubber
Power Features
External Power Required No  No  No
Power Requirement USB DC 5V
Dimensions
Width 81.5 mm  74 mm  37 mm  8 mm
Height 110 mm  57.3 mm  9.4 mm  129 mm
Depth 13.8 mm  10.5 mm  78.2 mm  20.4 mm
Weight 170 g  51 g  170 g  0.23 g
Warranty
Warranty Summary 3 Years Worldwide Warranty  3 Years Limited Warranty  2 Years + Additional 1 Year Extended Warranty  By Manufactured
Warranty Service Type Carry In  Carry In  3 Years Limited Warranty  Carry In
Covered in Warranty Manufacturing Defects  Manufacturing Defects  Manufacturing Defects  StoreJet 25M3
Not Covered in Warranty Physical Damages  Physical Damages  Warranty does not cover physical damage  Physically Damaged Or Burnt
Domestic Warranty 3 Year  3 Year