Upgraded Voice Reduction: Adaptive noise cancelling detects external sounds and sound leakage, auto-calibrating to deliver optimal noise reduction. Escape unwanted distractions, whether you're on a noisy train, in a bustling café, or your headphones aren't sitting on your ears properly. *Compared with soundcore Q30 headphones. Adaptive Noise Cancelling: Space One delivers particularly effective reduction against low-frequency, continuous noises like engine rumbles, air conditioner hums, and train drones. With 5 adjustable ANC levels via the soundcore App, you can fine-tune the noise cancellation to suit your environment. *Tested by soundcore under laboratory conditions. Journey with Hi-Res Audio: Space One's 40mm customized dynamic drivers support LDAC for Hi-Res Wireless audio, delivering 3X more detail than standard Bluetooth codecs for detail-rich listening without any tangled wires. 40 Hours of ANC Playtime: Embark on blissful journeys with 40 hours of playtime with ANC on. 55 hours of continuous music with ANC off ensures endless entertainment without battery concerns. Crafted for Comfort and Style: Elegantly designed, 8° rotating ear cups effortlessly conform to the contours of any head, and a soft integrated headband evenly distributes pressure for natural prolonged wear.