4 ms·
One of the greatest inventions of the humanity: https://www.google.com.br/search?q=noise+reduction+ear+plugs&safe=active&biw=1087&bih=753&source=lnms&tbm=isch&s
by neves 10y ago
One of the greatest inventions of the humanity: https://www.google.com.br/search?q=noise+reduction+ear+plugs&safe=active&biw=1087&bih=753&source=lnms&tbm=isch&sa=X&sqi=2&ved=0ahUKEwjj57_EmfnPAhUBciYKHcR2CrkQ_AUIBigB https://www.google.com.br/search?q=noise+reduction+ear+plugs...
With them, you can easily turn off or on ambient noise.
- mmanfrin 10y agoBut not distinct voices.