Quiet Comfort Noise Cancelling Earbuds II True Wireless Earphones With Personalized Cancellation & Sound Triple Black

Custom Tune Technology - Pioneering CustomTune technology personalizes the noise cancellation and sound to fit your ears, so you can enjoy world-leading noise cancellation and uninterrupted, immersive listening., Worlds best noise cancelling - A revolutionary advance in noise cancellation technology, QC Earbuds II block noise better than any wireless earbuds or over-ear noise cancelling headphones on the market., The Bose Fit Kit - It gives you 3 different soft, silicone ear tips and 3 different stability bands to mix and match, so you can find your best fit. The ear tips and stability bands are made of rubbery silicone, not slippery plastic, and their soft texture adds grip and stability., Quiet and Aware Mode - Quiet mode provides maximum noise cancellation to feel immersed in your music, while Aware Mode offers transparency to hear the music and your surroundings., Bose ActiveSense technology - This revolutionary technology enhances Aware Mode by softening the loudest outside noises around you to a more pleasant and balanced volume.