> > Not sure about TalkPCR, but several of the programs require you to press a > software "button" to turn the unit "ON" before anything works...It might be > as simple as that, or the wrong com port in the setup. > > You don't need an external speaker for the demo to work. Also, make sure that the output has not been muted. In TalkPCR, you can double-click on the volume control "knob" to mute and unmute.