The microphone set Yoga EM-106 is useful together with power supply, micro and good guidance. The power supply also allows the use of the microphone to camcorders without supply voltage, such. As the Canon Legria HF G30. The power supply works with other clip-on microphones. Unfortunately occur in the sound recording on clicking noises that may be caused by the cable entry on the mic. The clip for dissolves too easily from the microphone. The signal to noise ratio is less favorable than other clip-on microphones, which I have - particularly in stereo mode. Whether you need the stereo mode when Ansteckmikro, everyone must decide for themselves. I have found (video films) no advantages over mono for my applications. The manufacturer should afford some fine work on this principle interesting product.