Experience unparalleled peace with Liberty 4 NC noise cancelling earbuds, featuring advanced Adaptive ANC 2.0 that reduces up to 98.5% of noise by adapting to your ear canals and surroundings. Enjoy crystal clear, high-resolution audio with 11mm custom-tuned drivers and LDAC technology for sound that's three times more detailed than standard Bluetooth. Personalize your listening with HearID 2.0 for a custom sound profile or choose from 22 EQ presets. These earbuds offer an impressive 10 hours of playback on a single charge, extending to 50 hours with the charging case. They also boast seamless Bluetooth 5.3 connectivity with multi-point support and IPX4 water resistance, making them perfect for any environment. Enhance your calls with 6 microphones and AI technology that isolates your voice from background noise.