AirWave technology: Experience superior sound with precise air conduction mechanisms that deliver rich audio right into your ear. 16mm neodymium dynamic drivers: Enjoy rich and immersive audio quality with neodymium drivers. Up to 80-hour playtime: Stay entertained for extended periods without recharging. Quad mic with ENC: Ensure crystal-clear conversations in any environment. Detachable Pure Band: Secure and comfortable fit for active lifestyles. Instacharge (10-min charge = 180-min playtime): Quick 10-minute charge for extended listening sessions.