Matchless Noise Cancellation: 7 sensors detect noise from every angle. From
planes to trains, enjoy a serene journey with 3x 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 10.5 mm driver, a titanium-coated tweeter, and a digital crossover.Super
Fast Charging: Charge 2x 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.- Input: 5 V ? 1 A- Rated Output
Power: 20 mW- Battery Capacity: Earbuds: 2x 56 mAh; Charging Case: 580 mAh-
Charging Time: Earbuds: Up to 40 Minutes- Playtime (ANC Off): Up to 10 Hours (40
Hours with Charging Case)- Playtime (ANC On): Up to 7.5 Hours (30 Hours with
Charging Case)- Driver: 10.5 mm and 4.6 mm Dynamic Drivers- Frequency Response:
14 Hz - 40 kHz- Impedance: 15.3 ? + 10.3 ?- Waterproof and Dustproof Rating
(Earbuds): IP55- Bluetooth Version: 5.3- Bluetooth Range: 10 m- What's in the
Box: soundcore Liberty 4 Pro, Charging Case, XXS/XS/S/M/L/XL Ear Tips (Size M
Pre-lnstalled), USB-C Cable