Instructions for use
Page 5
...), the effect being that the polarity reversed signal cancels most of cancelling out sound using "anti-sound" (phase-inverted sound). Delivery includes 1 PXC 250-II headphones 1 transport case 1 in noisy environments. PXC 250-II headphones PXC 250-II headphones The PXC 250-II are also ideal for use with portable audio sources. Tiny microphones pick up low-frequency ambient noise (up to generate a sound wave which is based...
...), the effect being that the polarity reversed signal cancels most of cancelling out sound using "anti-sound" (phase-inverted sound). Delivery includes 1 PXC 250-II headphones 1 transport case 1 in noisy environments. PXC 250-II headphones PXC 250-II headphones The PXC 250-II are also ideal for use with portable audio sources. Tiny microphones pick up low-frequency ambient noise (up to generate a sound wave which is based...