Adaptive Active Noise Cancellation: Our wireless earbuds 75 hours Bluetooth are equipped with an upgraded noise cancellation system that reduces noise by up to 98%. Whether you are in a crowded environment or on a noisy plane, you can enjoy uninterrupted audio with the adaptive noise cancellation feature. Automatic Noise Cancellation Option: With our true wireless in-ear headphones, you don't have to adjust the noise cancellation level manually. The built-in technology detects external noise and automatically selects the appropriate noise cancellation level based on the surrounding environment. This ensures that you always have the perfect noise cancellation for optimal concentration and enjoyment. Long Battery Life: Say goodbye to constantly charging headphones. Space A40 offers an impressive 50 hours of playtime, allowing you to listen to up to 1,000 songs or watch 25 without charging. In addition, the waterproof LED digital display premium sound headphones have a fast charging function, and a quick 10-minute charge can get 4 hours of listening time. Excellent Sound Quality: Experience sound like never before with our groundbreaking dual-layer diaphragm driver. Active Noise Cancellation with Intelligent Ambient delivers powerful bass, clear mids, and bright highs for a highly detailed and immersive audio experience. Comfortable and design: They fit snugly in your ears, and the ergonomic shape ensures a secure and comfortable fit. Now you can enjoy your personal space without any discomfort, no matter how long you listen. Colour:White Material:ABS Package Contents: 2 * Headphone 1 * Charger Case 1 * USB Cable Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.