Hauppauge has updated their WinTV WDM Drivers to 3.34 build 21082 and WinTV2000 application to version 3.52. It's been a long time ago that Hauppauge released the last update for this product series.

WDM driver version 3.34 #21082 WHQL for Windows XP

WDM driver version 3.34 #21082 for 98/ME/2000

WinTV2000 application version 3.52