Seagate
Seagate ST906404EXA101-RK 640GB USB 2.0 External Drive
★★★★★
USB 2.0
Portable Storage for Your Digital LifeThe Seagate Expansion Portable External Hard Drive offers convenient storage. With its compact design and USB 2.0 interface, this hard drive is perfect for backing up files and taking them on the go. Brand: Seagate Model: ST906404EXA101-RK Cap...
$139.99*
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.
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Overview
Portable Storage for Your Digital Life
The Seagate Expansion Portable External Hard Drive offers convenient storage. With its compact design and USB 2.0 interface, this hard drive is perfect for backing up files and taking them on the go.
- Brand: Seagate
- Model: ST906404EXA101-RK
- Capacity: 640 GB
- Interface: USB 2.0
- Spindle Speed: 5400 RPM
- Cache: 8MB
Key Features
The drive is powered from the USB cable, so there is no need for an external power supply
Plus, it is automatically recognized by Window operating system, so there is no software to install and nothing to configure
Saving files is easy too, just drag-and-drop.It's not just easy to use, but it's fast and energy efficient too
Specifications
Capacity
640GB
Interface
USB 2.0
Power Source
USB cable
Operating System Compatibility
Window operating system
Installation
No software to install
Data Transfer Method
Drag-and-drop
Pros & Cons
👍 Pros
- Powered directly from the USB cable, eliminating the need for an external power supply and enhancing portability.
- Automatically recognized by Windows operating systems, ensuring no software installation or configuration is required for immediate use.
- Features a simple drag-and-drop method for saving files, making data transfer straightforward and user-friendly.
- Offers 640GB of storage capacity, providing ample space for documents, photos, and other digital content.
- Designed to be fast and energy-efficient, optimizing both performance and power consumption.
- Its USB 2.0 interface ensures broad compatibility with a wide range of older and newer computers.
👎 Cons
- Utilizes USB 2.0, which offers slower data transfer speeds compared to newer USB 3.0 or 3.1 standards.
- The 640GB capacity, while sufficient for many, may be limited for users with very large media libraries or extensive backup needs.
- Reliance on USB for power means its functionality is tied to the host device's USB port power delivery capabilities.
- Lack of explicit mention of ruggedness or shock resistance features, common in some portable drives, might be a concern for frequent travelers.
- Only states compatibility with Windows operating systems, potentially requiring additional steps for macOS or Linux users.
Frequently Asked Questions
How is the Seagate 640GB external drive powered?
The Seagate ST906404EXA101-RK external drive is powered directly from the USB cable, removing the need for an external power supply.
Do I need to install any software to use this drive with Windows?
No, the drive is automatically recognized by the Windows operating system, so there is no software to install or configure.
How do I save files to this external drive?
Saving files to this drive is easy; you simply drag-and-drop them to the drive.
What is the storage capacity of this external hard drive?
This Seagate external drive provides 640GB of storage capacity for your data.
What type of USB connection does this drive use?
The Seagate ST906404EXA101-RK external drive uses a USB 2.0 interface.
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