ECS X20II Driver Download (Official)

ECS Elitegroup Drivers

The X20II is a card reader manufactured by ECS Elitegroup. This driver - "" - has been downloaded 28 times and is rated 5 out of 5 stars based on 11 reviews. The uploader reports that this update will work successfully on PCs running Windows XP. The total disk space used for this update is 1.9 MB.

ECS X20II Automatic Driver Update Utility
11 Ratings

Supported Models


O2Micro Integrated MMC/SD Controller

O2Micro Integrated MS/xD/SM Controller

O2Micro O2Media Disk Device

O2Micro OZ6812 CardBus Controller

O2Micro OZ6832/6833 CardBus Controller

O2Micro OZ6836/6860 CardBus Controller

O2Micro OZ6912/601/711E0 CardBus/SmartCardBus Controller




Supported Operating Systems

Windows XP, Windows 2000

File Name

Versions (2005-08-05) via .inf (2005-12-19) via .inf
5.1.2600.0 (2004-12-14) via .inf
5.00.2183.1 (2004-12-14) via .inf

Additional Notes

Notebook Wireless and Mobile

Card Reader Driver File

Uploaded By

Sathishkumar (DG Staff Member) on 10-Sep-2009

How to Update X20II Device Drivers

Step 1 - Download Your Driver

To get the X20II driver, click the green download button above. After you complete your download, move on to Step 2.

If the driver listed is not the right version or operating system, search our driver archive for the correct version. Enter ECS X20II into the search box above and then submit. In the results, choose the best match for your PC and operating system.

Tech Tip: If you are having trouble deciding which is the right driver, try the ECS Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.

To find the newest driver, you may need to visit the ECS website. Most major device manufacturers update their drivers regularly.

Step 2 - Install Your Driver

After you get your new driver, you need to put it on your computer. On Windows, there's a tool called Device Manager that helps with this. It shows you all the parts of your computer and the drivers they use. To finish setting up the new driver, you'll probably need to turn your computer off and on again.

Tech Tip: Driver downloads and updates come in a variety of file formats with different file extensions. For example, you may have downloaded an EXE, INF, ZIP, or SYS file. Each file type has a slighty different installation procedure to follow.

For more help, visit our Driver Support Page for step-by-step videos on how to install drivers for every file type.

Driver Contents File List

The following files are found inside the driver download file.

Name Size Date
CardReader/0x0404.ini 3.8 KB 13 Apr 2004
CardReader/0x0409.ini 5.5 KB 27 Jul 2004
CardReader/0x0411.ini 5.9 KB 14 Apr 2004
CardReader/0x0804.ini 3.8 KB 7 Apr 2004
CardReader/1028.mst 309.2 KB 26 Dec 2005
CardReader/1033.mst 3.6 KB 26 Dec 2005
CardReader/1041.mst 341.5 KB 26 Dec 2005
CardReader/2052.mst 309.8 KB 26 Dec 2005
CardReader/ISScript.Msi 993.8 KB 21 Oct 2004
CardReader/Setup.ini 1.9 KB 26 Dec 2005
CardReader/Setup.msi 1.9 MB 26 Dec 2005
CardReader/System32/Drivers/O2MDDISK.CAT 7.5 KB 8 Feb 2005
CardReader/System32/Drivers/O2MDDISK.INF 883 bytes 4 Nov 2004
CardReader/System32/Drivers/O2MEDIA.CAT 8.0 KB 10 Aug 2005
CardReader/System32/Drivers/O2MEDIA.INF 1.7 KB 7 Aug 2005
CardReader/System32/Drivers/O2MW2K.CAT 8.7 KB 10 Feb 2005
CardReader/System32/Drivers/O2MW2K.INF 4.3 KB 8 Feb 2005
CardReader/System32/Drivers/O2MWXP.CAT 8.7 KB 10 Feb 2005
CardReader/System32/Drivers/O2MWXP.INF 4.3 KB 8 Feb 2005
CardReader/System32/Drivers/O2SD.CAT 7.9 KB 22 Dec 2005
CardReader/System32/Drivers/O2SD.INF 1.7 KB 19 Dec 2005
CardReader/System32/Drivers/O2SDDISK.CAT 7.5 KB 22 Dec 2005
CardReader/System32/Drivers/O2SDDISK.INF 874 bytes 14 Mar 2005
CardReader/System32/Drivers/o2media.sys 34.1 KB 4 Aug 2005
CardReader/System32/Drivers/o2sd.sys 28.8 KB 19 Dec 2005
CardReader/System32/RMDevice.dll 13.3 KB 20 Jan 2005
CardReader/System32/o2flash.exe 36.9 KB 27 Jan 2005
CardReader/setup.exe 254.0 KB 26 Dec 2005
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