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Hotline hours
Mon, Thu 13:00 - 17:00
Tue, Wed 10:00 - 12:00
Fri 13:00 - 15:00


USB 3.0 External card reader


• External multi card reader with USB 3.0
• USB 3.0 interface for Superspeed 5 Gbit/s
• 3x card reader slot: CF, SD, microSD *
• Support SD 3.0 specification (SDXC I / SDHC I)
• HotSwap, Plug & Play
• OS independent

* The card reader can only work with one SD/microSD/CF card at a time





USB 3.0 External card reader

USB 3.0 interface

3x card reader slot: CF (Type-I), SD 3.0, microSD 3.0

HotSwap and Plug & Play

Choose your card

The IB-CR301-U3 is an external card reader for a CF, SD or microSD cards and can be used with PCs, notebooks or smart TVs because it supports any operating system.

Fast reading technology

The USB 3.0 port allows fast data transfer even when transferring large files. But do not worry if USB 3.0 is not available, the card reader is backwards compatible with USB 2.0 and 1.1.

Small and sturdy

So the IB-CR301-U3 is a good helper, if you just want to take a quick look at the holiday photos. With the housing made of sturdy aluminum the card reader promises compact and robust design and it’s therefore suitable for frequent connecting and removing or takeaway.


In our support area you can find our download center, where we provide you with up to date firmware updates, drivers and software for many RaidSonic products. We answer your most frequently asked questions and if the need arises, you could contact our support team directly.

up-downDownload Center

Data sheets, manuals, firmware updates, drivers and other software.



Data sheet download
User Guide


Manual download
up-downFrequently Asked Questions

Here you can find answers to the most frequently asked questions regarding our products.

Are special drivers required?
No, only the standard USB drivers are required, which are already pre-installed on your system. Please make sure that the USB drivers are up to date.

Is Plug & Play supported?
Yes, Plug & Play is supported.

What is the cable length?
In most cases you will find this information in our data sheet. You can view and download the data sheet on the product page under "Download/FAQ/Support" - "Download Center".

Which memory cards are supported?
You can find this information for each product in our datasheet (also for download). You can view and download the data sheet on the product page under "Download/FAQ/Support" - "Download".


What is Multi-LUN?
The term Multi-LUN stands for the function of being able to read several memory cards at a time. For example, SD and microSD cards can be read and written to at the same time in a card reader. If the card reader is not Multi-LUN capable, only one memory card can be used at a time. In addition, all other memory cards must be removed from the card reader.

The hub/card reader is without function after sleep mode!
Windows® may have automatically turned off the USB root hub to save power. To prevent this from happening, use the following steps to change the USB root hub settings to keep it powered on during sleep mode.
Windows 8/8.1 and 10
• Go to the Windows® settings and select "System" - "Network operation and energy saving". Then select the "additional power settings".
• Click the power plan settings you want to change.
• Click "Change advanced power settings.
• Click the plus sign (+) next to "USB Settings" and ""Selective USB Power Saving Setting" to expand the options and change the setting to "Disabled".
• Click OK to apply the setting.
Note: After applying these settings, you may need to disconnect and reconnect your USB device to reconnect.

up-downContact the support Team

Our friendly support team is glad to help you further and support you with solutions to any issue.

RaidSonic Support and Service

When you have purchased a product from us our relationship doesn’t end, rather a new kind of relationship will start. It doesn’t matter if you have questions or you want to update an older product or you have a problem (with the product) that we shall solve, you are welcome. By the way, RMA means returnmerchandise authorization.

Support Hotline +49 (0) 4102 468 950

Support Contact

Hotline hours of our RaidSonic service and support team:
Mon, Thu 8:30 - 17:30 | Fri 8:30 - 15:30


Below you can find general information regarding the product.



Article No:


EAN Code:










SD card capacity:

Up to 2 TB

External data interface:

1x USB 3.0 up to 5 Gbit/s

Hot Swap:


Plug & Play:


Operating system:

OS independent

Power connector:

USB powered

SD Card typ:

CF, SD, microSD

Box content:

1x IB-CR301-U3, 1x quick installation guide

Packing unit:

60 pcs./carton

Total weight:

7.5 kg/carton

Gross weight (incl. packing):

0.111 kg

Net weight:



448x271x322 mm

Dimension of packing box:

100x25x20 mm

Dimension of article:


Country of origin:


Import tax: