Advanced technology significantly reduce crowded and noisy environment. Get away from distracting sounds, and immerse yourself into your ideal music, movies, audiobooks or videos. You can finally listen to what you want to hear and focus on YOU The noise cancelling feature operates smoothly in both wired and wireless modes. Make the world sound better has always been the central focal point of our audio engineering. ^ Our Custom powerful drivers of this noise cancelling headphone produce superior sounds with crystal crisp clarity with a well-balanced deep bass response for any type of music you love. Efficient stable Bluetooth connection with a high-quality built-in microphone gives you true wireless freedom for all your calls. Making it possible to have clear sounds during your hands-free conversations.