Samsung Level U Pro Active Noise Cancelling and UHQ Audio, Black Stylish, premium design with two-way speaker units, active noise cancellation and uhq audio for superior sound Flexible urethane joints and lightweight design for a comfortable fit Splash and sweat resistant for active use Battery life* up to 6 hours Talk/play with ANC on and 8.5 hours of Talk/play with ANC off Note: Refer the User Manual before use.