This driver is VibrateGameDeviceDriver 4.0 version for download. This device driver is for use to support Windows 98/ME/2000/XP/Vista/W7/W8 OS. 。You can return to the problem when using it at here，Thank you！
NOTE. you must uninstall any old version Rockfire driver befor install this new version. And you must upgrade DirectX to 8.1 or high version in Windows 98se and Windows 2000 sysytem.
Vibrate GameDeviceDriver 4.0 Rockfire for Win8 driver Upgrade date: 2013/06/30
Description of Change:
1. Support Windows 8 and windows 8 preview system.
2. fix Force Feedback wheel.