Great music deserves your full attention. These Sony earbuds use Multi Noise Sensor technology to block out life's annoying distractions, so it's just you and your tunes. You can even tweak the level of noise cancelling in real-time, based on your surroundings. The Dynamic Driver X in each earbud produces crystal clear sound with next to no distortion across a wide frequency range. What does that mean? You'll hear every lyric, beat and riff exactly the way the band intended. And you'll be heard loud and clear on your calls thanks to Precise Voice Pickup technology. It uses clever AI to reduce background noise, so your voice will come through as clear as a bell, even when it's blowing up a gale outside.Good to know- The ergonomic design perfectly matches the shape of the human ear, so they're super comfortable and stay put- Multi-Point Connection lets you switch between 2 Bluetooth devices - go from watching a movie on your tablet to taking a call on your phone- You get up to 24 hours of listening time when combined with the charging case - that's one hell of a playlist!- Need a top up before heading out? Quick Charge gives you an hour of battery from just 3 minutes of charging- Their IPX4 rating means they're water resistant, so they won't let you down even if the weather does