Category: Noise-cancelling

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Noise-Cancelling And Noise-Isolating Earbuds

Sony MDRNC13 and SONY XBA-4 seem to look almost the same as other earbuds except that the inside the Sony MDRNC13 housing, there are a circuitry to receive and invert wave from microphones which pick up the ambient sounds. The inverted wave is created from earbud speakers will cancell out the …