The USB PC 301x is a camera manufactured by Vimicro. Updated drivers can improve image quality and fix problems such as disabled settings in Device Manager, drop outs and glitches during Zoom and other performance issues. This driver - "13331_drv_all_dec_04.exe" - has been downloaded 10,533 times and is rated 5 out of 5 stars based on 58 reviews. It has been installed successfully by our users on PCs running Windows 8, Windows 7, Windows Vista and Windows XP. The total disk space used for this update is 2.2 MB.
QHM500LM
VIMICRO USB PC Camera 301x
Windows 2003, Windows XP
4.2.1126.72 (26-Nov-2003)
4.2.1126.72 (2003-11-26) via .inf
This driver is for Vimicro 6 LED Webcam. It worked perfectly for the Quantum Hi Tech (QHMPL)QHM500LM which looks to be the same camera. Hope it works for you. I looked everywhere, this was the only driver that worked!
Rob (DG Member) on 23-Jul-2005
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To get the VIMICRO USB PC Camera 301x 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 VIMICRO USB PC Camera 301x 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 Vimicro Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
Open a tool called Device Manager.
Use Device Manager to put the new driver on your computer.
Turn your computer off.
Turn your computer back on.
Now your new driver is ready!
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.
The following files are found inside the driver download file.
Name | Size | Date |
---|---|---|
VM31bSTI.dll | 61.4 KB | 15 May 2003 |
VMCap.exe | 147.5 KB | 22 Aug 2002 |
usbVM31b.sys | 90.5 KB | 23 Apr 2004 |
Config.set | 64.6 KB | 27 Jul 2004 |
usbvm31b.inf | 8.8 KB | 24 May 2004 |
VM31bTWN.DS | 86.0 KB | 3 Dec 2003 |
Readme-e.doc | 29.2 KB | 4 Sep 2004 |
Setup.exe | 2.0 MB | 27 Jul 2004 |
amcap.exe | 237.6 KB | 23 Jul 2004 |
VM31bTXP.DS | 94.2 KB | 3 Dec 2003 |
VM_STI.EXE | 41.0 KB | 21 Jan 2003 |
Readme.doc | 27.1 KB | 4 Sep 2004 |
AUTORUN.INF | 39 bytes | 24 Jun 2004 |
VM31bPrp.Ax | 180.3 KB | 14 Apr 2004 |
StillCap.exe | 53.2 KB | 22 Aug 2002 |