1. Three modes can be switched freely, noise reduction (active noise reduction, blocking external noise) + transparent + standard 2. Ultra-low power consumption, up to 3.5 hours of playback time 3. Smart chip, ANC+ENC customized high-amplitude, low-distortion speaker driver unit, strong bass 4. Long standby time up to 120 days 5. Silicone earplugs are soft and elastic, and the handles of the ears have a strong button feel, bringing a comfortable experience 6. Ergonomic design, comfortable to wear 7. ABS electroplating hinge, smooth opening and closing cover 8. Charging time: 1 hour 9. Battery capacity: 230mAh
