Supported operating system:

Windows XP 32-bit
Windows Vista 32-bit
Windows Vista 64-bit
Windows 7 32-bit
Windows 7 64-bit

Release note:
1. Added support for ThinkPad X1.
2. Added support for Microsoft Windows Vista 32-bit, 64-bit.
3. Added support for ThinkPad X220,X220i,X220 Tablet,X220i Tablet.
4. Fix an issue where a Yellow bang was found on the Audio device in the Device Manager after running the Out-of-Box Experience.

Supported Devices:
Conexant 20672 SmartAudio HD