Powerful microphones in the wireless earbuds monitor environmental sounds and produce the opposite signal, cancelling out unwanted noise. Feel free to pursue your passions uninterrupted with the world’s most effective noise cancelling technology.Music. Videos. Podcasts. It’s not just what you listen to. It’s who you are. Volume-optimized Active EQ technology boosts highs and lows for consistent balance with bold sound and rich bass no matter how loud or soft you play whatever you’re into.