Bose quiet Comfort Earbuds Noise cancelling earbuds and the sound of that gets started with better silence. That’s why these sleek, new wireless earbuds have been designed with breakthrough acoustic innovations and the world’s most effective noise cancelling. Bose has used a combination of patented active and passive noise cancellation innovations, Bose QuietComfort® Earbuds feature all the noise cancelling performance of the best over-ear headphones and that to from a compact, truly wireless earbud. A soft ear nozzle has been designed to conform completely to the contours of your ear that creates a gentle seal. The more airtight the seal, the less outside noise can get in, and the more you may enjoy your content. A good seal can be also critically important for deep low notes, because they may add more impact and emotion to your music and videos. Virtual silence can be great for listening to music, but there are times when you may need to hear the outside world as well. While walking down a busy street. Or listening for a boarding announcement. You may Know that different situations call for different levels of awareness, Bose QuietComfort® Earbuds are uniquely designed to let you choose your listening experience. This can allow you to eliminate distractions altogether, minimize the noise cancelling, or anything in between. For quick conversations, you can choose the full transparency option. This handy feature can make it seem as though you have not wore earphones at all — perfect for ordering a coffee or making small talk with co workers. The acoustic package inside these earbuds can be capable of producing deep low notes and exciting, lifelike sound no matter how loud (or soft) you may like to listen. As you lower the volume on most earphones, the bass may tend to disappear, leaving your music that sounds tinny and small. These earbuds don’t have such kind of problem.