Soundcore Space One noise cancelling headphones are perfect for those who want to stay focused during bustling journeys. With an upgraded noise cancelling structure, they excel in blocking out mid to high-frequency sounds with 2X more voice reduction than the previous version. Adaptive noise cancelling detects external sounds and sound leakage, auto-calibrating to deliver optimal noise reduction, reducing noise by up to 98%. The headphones also support LDAC for Hi-Res Wireless audio, delivering 3X more detail than standard Bluetooth codecs. With 40 hours of playtime with ANC on and 55 hours with ANC off, you can enjoy endless entertainment without battery concerns. The headphones are also crafted for comfort and style, with 8° rotating ear cups and a soft integrated headband. Finally, with 5 levels of transparency, you can adjust your ambient sound and make conversation easier.