Qhov zoo ntawm Noise Canceling Headphones

1. Muaj peev xwm txo qis suab nrov, tso cai rau cov neeg siv kom muaj kev nyob ntsiag to hauv qhov chaw nrov nrov.

2. Txawm hais tias cov thev naus laus zis sib txawv thiab cov qauv ntawm cov suab nrov tshem tawm lub mloog pob ntseg muaj peev xwm sib txawv, lawv feem ntau zoo dua li lub mloog pob ntseg.

3. High hnav kev nplij siab. Ordinary earphones feem ntau yuav tsum tau tsim lub pob ntseg los yog lub mloog pob ntseg txhawm rau txo cov suab nrov, uas yuav cuam tshuam rau kev hnav.

4. Vim hais tias lub suab nrov tshem tawm lub mloog pob ntseg siv lub suab nrov-tso tseg, nws tsis yooj yim kom tsis xis nyob thaum hnav mus ntev.