JBL Everest Elite 150NC headphones bring sound to a new standard while offering best in class ergonomics and a lightweight neckband. Bluetooth 4.0 enables wireless connectivity while new adaptive noise cancelling technology combines the immersive experience of noise-cancelling with the ability to control the amount of outside noise let in. With legendary JBL Pro Audio sound delivering a dynamic acoustic experience, the dual microphones enable noise and echo cancelling on voice calls. JBL Everest Elite 150NC also allows feature customization through My JBL Headphones App on smart iOS and Android devices.