Here is the best way to record your game play commentary with the original Hauppauge HD PVR (The HD PVR 1 )
no trying to use a second mic or any other junk! Also this video includes a tutorial on how to set up Turtle Beach or any other gaming headset with the HD PVR. Link to the
Capture Software: http://www.hauppauge.com/capture/ Text needed to get this working: http://pastebin.com/PwGsMpRR