NOISE. CANCELED. Escape the chaos. With powerful 4-mic Active Noise Cancelation, Hesh 540 ANC keeps your focus locked and the outside world out—wherever your day takes you. 3D AUDIO, 100% VIBES Thanks to THX Spatial Audio, every note, beat, and drop hits in immersive, three dimensional sound. It’s like surround sound for your skull. BATTERY FOR DAYS (AND DAYS). Hesh 540 ANC goes the distance with up to 65 hours of battery life. And when you're running low, Rapid Charge gives you 4 hours of playtime in just 10 minutes. Go ahead—forget your charger.