Self-extractor

Download the file then double-click it to start unpacking the drivers

After unpacking the files click with the secondary button the My Computer icon and select Properties

Click the Device Manager tab

Click the plus (+) sign in front of Sound, video and game controllers

Select the audio device (either PnP Audio Device or ESS Solo 1E)

Click the Properties button.

In the Device Properties, click the Driver tab

Click Update Driver

Choose to manually select the driver

Click the Have Disk? button

Browse to the directory where you unpacked the files to (by default this is set to C:\WINDOWS\TEMP) and click OK

You should see the driver now, select it and click OK to install it