2007/12/12, Muromachi, Yuka <wdmaudio@xxxxxxxxx>: > > I bought a notebook of Acer Aspire. This notebook contain a miraculous > function, which is turn the blue-tooth Audio Device (which is a headphone > set) to the on-board audio codec device. > Sorry. The details should be: The default device is on-board codec. The skype open default device microphone as input, and open the default device headphone as output. The microphone stream of blue-tooth device will turn to default device input stream and the default output stream will turn to blue-tooth device output.