Crystal Semiconductor Crystal SoundFusion(tm) Virtual MPU-401 Driver Download
The Crystal SoundFusion(tm) Virtual MPU-401 is an audio device manufactured by Crystal Semiconductor. This driver fixes problems with no sound or static or distorted sound, and can unlock advanced features of your audio device. This driver - "c2720d1e.exe" - has been downloaded 47 times and is rated 3 out of 5 stars based on 11 reviews. Compatibility for this driver update includes PCs running Windows operating systems such as Windows XP. The total disk space used for this update is 1.2 MB.
Supported Models
Crystal PnP Audio System CODEC
Crystal PnP Audio System CODEC (Needs Reboot)
Crystal PnP Audio System CODEC/Joystick
Crystal PnP Audio System Control Registers
Crystal PnP Audio System Joystick
Crystal PnP Audio System MPU-401 Compatible
Crystal PnP IDE Controller
Manufacturers
Supported Operating Systems
Windows 2003, Windows XP, Windows 2000, Windows NT4, Windows ME, Windows 98SE, Windows 98, Windows 95
File Name
c2720d1e.exe (1.2 MB)
Uploaded By
geo (DG Member) on 30-Jul-2005
Related Driver Updates
How to Update Crystal SoundFusion(tm) Virtual MPU-401 Device Drivers
Step 1 - Download Your Driver
To get the Crystal SoundFusion(tm) Virtual MPU-401 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 Crystal Semiconductor Crystal SoundFusion(tm) Virtual MPU-401 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 Crystal Semiconductor Driver Update Utility. It is a software utility which automatically finds and downloads the right driver.
Step 2 - Install Your Driver
To install your new driver on Windows:
Right-click the Start button.
Click "Device Manager">
Find your device in the list.
Right-click the device and select "Update driver"
Follow the steps on screen.
Restart your computer when done.
This keeps your computer working at its best.
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 |
|---|---|---|
| DESC.TXT | 138 bytes | 27 Apr 1998 |
| LICENSE.TXT | 4.5 KB | 27 Apr 1998 |
| SW.EXE | 1.1 MB | 27 Apr 1998 |
| SW.EXE/A3D.DL_ | 100.0 KB | 1 Apr 1998 |
| SW.EXE/A3D.VX_ | 4.9 KB | 1 Apr 1998 |
| SW.EXE/CWCAUDIO.INF | 59.9 KB | 1 Apr 1998 |
| SW.EXE/CWCBASE.A3_ | 5.9 KB | 1 Apr 1998 |
| SW.EXE/CWCBASE.OS_ | 5.7 KB | 1 Apr 1998 |
| SW.EXE/CWCDSND.VX_ | 94.0 KB | 7 Apr 1998 |
| SW.EXE/CWCECHO.VX_ | 8.7 KB | 1 Apr 1998 |
| SW.EXE/CWCENUM.VX_ | 2.8 KB | 1 Apr 1998 |
| SW.EXE/CWCHRTF.22_ | 123.1 KB | 1 Apr 1998 |
| SW.EXE/CWCHRTF.44_ | 189.8 KB | 1 Apr 1998 |
| SW.EXE/CWCHRTF.V2_ | 128.7 KB | 1 Apr 1998 |
| SW.EXE/CWCHRTF.V4_ | 210.6 KB | 1 Apr 1998 |
| SW.EXE/CWCLANG.DLL | 10.8 KB | 1 Apr 1998 |
| SW.EXE/CWCMCRND.AX_ | 41.2 KB | 1 Apr 1998 |
| SW.EXE/CWCMIDI.EX_ | 33.4 KB | 1 Apr 1998 |
| SW.EXE/CWCMMSYS.DR_ | 59.7 KB | 1 Apr 1998 |
| SW.EXE/CWCMMSYS.VX_ | 39.2 KB | 1 Apr 1998 |
| SW.EXE/CWCPROPS.CP_ | 8.2 KB | 1 Apr 1998 |
| SW.EXE/CWCPROXY.VX_ | 1.4 KB | 1 Apr 1998 |
| SW.EXE/CWCSPKPH.OS_ | 2.8 KB | 1 Apr 1998 |
| SW.EXE/CWCSPUD.VX_ | 61.7 KB | 1 Apr 1998 |
| SW.EXE/CWCSPUD3.VX_ | 11.2 KB | 1 Apr 1998 |
| SW.EXE/CWCWT.OS_ | 3.5 KB | 1 Apr 1998 |
| SW.EXE/CWCWTDOS.OS_ | 17.2 KB | 1 Apr 1998 |
| SW.EXE/CWDAUDIO.INF | 30.2 KB | 15 Apr 1998 |
| SW.EXE/README.TXT | 9.3 KB | 27 Apr 1998 |
| SW.EXE/SETUP.EXE | 79.9 KB | 1 Apr 1998 |