Supported operating system:

Windows 7 32-bit
Windows 7 64-bit
Windows 8 32-bit
Windows 8 64-bit
Windows 8.1 32-bit
Windows 8.1 64-bit

Release note:
Conexant High Definition SmartAudio sound card version 8.66.2.0 driver released on 27th Mar 2015.

The manufacturer has stopped updating Conexant sound card driver. This is the latest version Conexant High Definition SmartAudio sound card driver (version 8.66.2.0) we can find from OEM. It can support CX20665-11Z¡¢CX20584-21Z¡¢CX20594-21Z¡¢CX20632-11Z¡¢CX20582¡¢CX20671 sound card.

Supported Devices:
Conexant SmartAudio HD