Bose QuietComfort 20 Acoustic Noise Cancelling Headphones (White) for Samsung and Android Devices

Q: How effective is the noise cancellation in a chatty office environment?

It depends how many decibels that your workmates produce. They work well enough to cancel out a jet engine on a Boeing 777.They also have a setting to allow the human voice to pass through if you secretly want to hear the chatty workmates.

Q: How long is the bose warranty?

Bose QuietComfort 20 Acoustic Noise Cancelling Headphones carry a one-year limited warranty in the U.S. for defects in materials and workmanship and go through rigorous quality testing.

Q: Is this product adequate for intense workout and sweat like running marathons?

No, you should check the sports one, my husband bought the sports headphones and it works really well. This one is great for traveling, walking or anything else that you want to block the sound around you.

Q: can it cancel Bus Televisions?

Hello John, the QuietComfort 20 headphones are engineered to dramatically reduce the sound in your environment while providing exceptionally detailed audio for your listening needs. You should notice a measurable difference in the volume of the TV audio on the bus. Have a great day and enjoy the headphones!