Koss QZ77 noise cancelling earphones


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Koss Japan has announced QZ77 noise cancelling earphones. The earphones have a microphone embedded in the housing section which analyses ambient noise and plays back the music with the opposite polarity of the sound wave arriving at the microphone. It fits perfectly in the auditory canal further cutting down exterior noise. It has a stereo mini plug and the earphone cord is 1.2 meters long.


The earphone section weighs 10 grams and noise cancelling unit weighs 62 grams. The Koss QZ77 will go on sale by May 30 in Japan for 10,290 Yen ($ 85)