Anker Soundcore Liberty 4 Pro

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.