Active Noise Cancelling ANC: Advanced ANC technology significantly reduce aviation, 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..Custom 45mm Large Aperture Drivers: Make the world sound better has always been the central focal point of our audio engineering. From 75dB to 85dB our E7 PRO Noise cancelling headphones have powerful drivers and produce superior sounds with crystal crisp clarity with a well-balanced deep bass response for any type of music you love..Light Weight and All-day Comfort: With Natural restful protein earpads, you will be able to experience marshmallow like softness texture on the headband and ear cushions. The durable 90 degree rotating earcups, makes it easy to adjust the headphone to your preferred fit for all-day comfort. Reminder: It is highly recommended to remove headphones every 1-2 hours, so your ears can relax for a pleasant hearing experience..Superior Built-in Microphone and 5.0 Bluetooth: E7 PRO offers high quality built-in microphone for crystal clear hands-free calls and efficient stable Bluetooth connections. Now you can experience true wireless freedom. Making it possible to have clear sounds during your hands-free conversations..Keep the Music Going: With 30Hours playtime with a powerful energy reserve point, you can now enjoy 30 hours of non-stop music, videos, or movies in Bluetooth mode for long-haul flights or travel with a single full charge. You do not need to worry about your headphones powering off mid-flight/mid-trip. 18-Months Worry Free Warranty for this item purchased in NEW Condition. Our dedicated Customer Service Team will provide you with friendly services and quick resolution.