Bluetooth-enabled headphones with Noise Cancelling, Wind Noise Reduction Structure, a variety of options for bass delivery. Digital Sound Enhancement Engine technology restores high-frequency elements to add detail and richness to a track.<br><br>Built for music lovers, the headphones produce powerful, deep sound designed to make your heart tremble-and you can select between ULT1 for deep, low-frequency bass, or experience the powerful and groovy bass of ULT2.