Connect the emitter audio out socket of the PC.then insert one end of theaudio cable (optional)into the micorphone socket(MIC)on the emitter .and insert the other end into the microphone insocket of the PC (see Fig.2).
Turn on the power switch of the emitter,then the indicator go on well,put the out-built MIC forward yourself and keep away with the distance of 0.5M(see Fig.2).
Open your chat tool and turn the switch to nthe headphone go on will.Adjust the volume to the suitable position.then headphone can receive the suond via the SKYBE/MSN/QQ from your friends in the other end.