About this item It comes with ANC on off features. The Active Noise Cancellation delivers a rich and immersive listening experience with exquisite sound details and deep bass. Bluetooth 5.3 with a 15m range allows instant dual pairing with any Android or iOS device. The Lightweight material and ergonomically designed earbuds provide a secure fit for comfortable use even for long hours. Long-wearing comfort as if nothing. In-ear Wireless Bluetooth Earbuds with Built-in HD Mic deliver up to 40 Hour hybrid endurance & 6 hours of Playtime from Headphones