Active Noise CancelationEquipped with industry-leading noise-canceling technology and a hybrid ANC algorithm, Noise reduction depth up to 25 ± dB, can effectively reduce 95% of the external environment low noise, Professional isolation of aircraft, office, travel and other noise environment, Immerse yourself completely in your own world, undisturbed by external noise High fidelity sound quality40MM composite diaphragm speaker significantly enhances high-frequency resolution and bass Thick and surging, with transparent and full mid to high notes. Enrich the presentation of music and bring a sense of depth Immersive listening experience, every listening experience feels like being present at a music scene Long playing time and wired connectionlow power technology,with 40 hours of music playback on a full charge, and ANC 38 hours, ensuring you can listen to your favorite music, podcasts, or audiobooks without frequent recharging. It also comes with a 3.5mm audio cable, so