Brand new in original packaging. • Noise Cancelling: Featuring a hybrid ANC algorithm and 3 ANC microphones, the HAVIT NC01 minimizes noise from planes, subways, or office chatter. ENC ensures crystal-clear calls in noisy environments. • Hi-Res Audio: 40mm dynamic drivers deliver stunning Hi-Res sound, with three times the data transfer rate of standard Bluetooth for an immersive experience. • 80-Hour Playtime: Enjoy up to 80 hours in standard mode or 50 hours with ANC. A quick switch to a 3.5mm cable ensures uninterrupted listening. • Foldable Design: Lightweight and foldable, they fit effortlessly into bags, perfect for travel, sports, or daily use. • Customizable Sound: Use the HAVIT LIFE app to personalize your audio experience.