Advanced Noise Cancellation The Liberty 4 NC earbuds feature Adaptive ANC 2.0 technology, reducing noise by up to 98.5% by adjusting to your ear canals and external environment in real time, ensuring a peaceful listening experience. High-Resolution Audio Equipped with 11mm custom-tuned drivers and supporting Hi-Res wireless audio with LDAC technology, these earbuds deliver crisp and detailed sound, transferring three times more data than standard Bluetooth. Extended Battery Life Enjoy up to 10 hours of playtime on a single charge, with the charging case providing an additional 40 hours, totaling 50 hours of uninterrupted listening. A quick 10-minute charge offers 4 hours of playtime. Seamless Connectivity Bluetooth 5.3 ensures a stable connection and multipoint pairing allows you to connect to two devices simultaneously, facilitating easy switching between devices. Crystal-Clear Calls Six beamforming microphones combined with an AI algorithm enhance voice clarity and reduce background noise, ensuring clear calls even in noisy environments. Comfortable and Secure Fit Designed for all-day comfort, the Liberty 4 NC earbuds come with multiple sizes of ear tips to ensure a secure and personalized fit. Water-Resistant Design With an IPX4 water-resistance rating, these earbuds are protected against splashes and sweat, making them suitable for workouts and outdoor activities. Customizable Sound Profile Utilize the HearID 2.0 feature via the Soundcore app to create a personalized EQ setting tailored to your unique hearing preferences. Intuitive Touch Controls Easily manage playback, volume, and calls with responsive touch controls on the earbuds, providing a seamless user experience. Wireless Charging The charging case supports wireless charging, offering convenient power replenishment without the need for cables.