Bose QuietComfort Earbuds II Black

QuietComfort Earbuds II represent a revolutionary advancement in noise-cancelling technology. Bose CustomTune technology tailors noise-cancelling performance to the shape of your ears to precisely mitigate the hardest-to-reduce sounds, like voices.

* CustomTune™ technology measures how your ear canal distorts the sound played through it.
* 24 Hours of battery life, a 20 minute charge lasts for 2 Hours