Matchless Noise Cancellation: 7 sensors detect noise from every angle. From planes to trains, enjoy a serene journey with 3× stronger noise reduction. Real-Time Adaptive Noise Reduction: Adapts to your ever-changing environment every 0.3 seconds, ensuring optimal, seamless noise reduction. Effortless Controls: The case's touch bar and display let you fine-tune the noise-cancelling levels at any time with a simple swipe on the case. Studio-Level High-Fidelity Music: Indulge in crisp, full-bodied sound with ACAA, a 10.5mm driver, a titanium-coated tweeter, and a digital crossover. Super Fast Charging: Charge 2× faster. A 5-minute refuel offers 4 hours of playtime. Up to 10 hours from one charge and up to 40 hours with the case. 6-Mic AI Clear Calls: With a noise cancelling algorithm, a wind noise reduction tech, and six microphones, enjoy clear calls wherever you are. AI-Enhanced Clear Calls with 6 Mics: With a noise reduction algorithm and six microphones, enjoy clear calls wherever you are. Elevate your audio experience with the Liberty 4 Pro noise-canceling earbuds, designed to immerse you in tranquility and crystal-clear sound. Enjoy unparalleled peace with cutting-edge noise cancellation that blocks out distractions, whether you're traveling or just tuning out the world. The real-time adaptive technology ensures your audio remains pristine and undisturbed, adjusting instantly to your surroundings. With intuitive touch controls, effortlessly adjust your settings to match your mood or environment. Revel in studio-quality music with vibrant, nuanced sound that brings every detail to life. Plus, with lightning-fast charging, you’ll never miss a beat, getting hours of playback with just a quick recharge. And with advanced call clarity, every conversation remains sharp and clear, no matter where you are. The Liberty 4 Pro isn’t just about listening—it’s about transforming how you experience sound every day.