展开The Soundcore Liberty 4 Pro are advanced true wireless earbuds designed to deliver an exceptional audio experience. Equipped with seven sensors—six sound sensors and a barometric pressure sensor—they provide precise noise cancellation adapting to changing environments every 0.3 seconds for optimal noise reduction. The earbuds feature a 10.5mm driver paired with a titanium coated tweeter and a digital crossover ensuring crisp full bodied sound. A standout feature is the charging case's touch bar and display allowing users to adjust noise canceling levels with a simple swipe. With super fast charging capabilities a 5 minute charge offers up to 4 hours of playtime and a full charge provides up to 10 hours extendable to 40 hours with the case. Additionally six microphones with AI noise reduction technology ensure clear calls in various environments. * Features *: - Matchless Noise Cancellation - Real Time Adaptive Noise Reduction - Effortless Controls - Studio Level High Fidelity Music - Super Fast Charging - 6 Mic AI Clear Calls * Content + Care *: - Liberty 4 Pro Wireless Headphones - Ear Tips (XXS/XS/S/M/L/XL) - Charging Case - USB C Cable - Manual * Size *: - 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: 10.5mm & 4.6mm Dynamic Drivers - Waterproof and Dustproof Rating (Earbuds): IP55 - Bluetooth Version: 5.3 - Bluetooth Range: 10m