Hi dx, I used this code and it works with Hauppauge WinTV-HVR 900 USB TV Stick, but I can't change the channels. You can download a copy of my code from this link: http://www.planet-source-code.com/vb/scripts/ShowCode.asp?txtCodeId=70686&lngWId=1 :wink: Dim newTuneStr As String Private Sub cmdEx...