WHAT DOES NOISE CANCELLING OVER EAR HEADPHONES WITH MIC MEAN?

Brent then areas Every set of over-ear headphones on his GRAS 43AG ear-and-cheek simulator related by an M-Audio USB interface to your Windows laptop, plays pink noise in the identical speaker technique described above, and makes use of TrueRTA audio-spectrum analyzer software package to find out the amount sound leaks throughout the headphones. T