4-Point Noise Masking System The Sleep A20 earbuds utilize a comprehensive 4-Point Noise Masking System, combining passive noise blocking, sound masking, and smart volume control to effectively minimize unwanted ambient sounds, promoting a peaceful sleep environment. Comfortable Design for Side Sleepers Engineered with a low-profile, ergonomic design and soft-touch materials, these earbuds provide exceptional comfort, even for side sleepers, ensuring they stay securely in place throughout the night. Extended Battery Life Experience up to 14 hours of continuous playback in sleep mode on a single charge, with the charging case providing an additional 80 hours, allowing for multiple nights of use without recharging. Customizable Sleep Sounds Access a library of soothing white noise and nature sounds through the Soundcore app, enabling you to create a personalized sleep soundtrack that caters to your preferences. Smart Volume Control The smart volume feature dynamically adjusts audio levels in response to changes in ambient noise, ensuring consistent sound masking and an undisturbed sleep experience. Sleep Monitoring and Analytics Integrated sleep monitoring tracks your sleep patterns, providing detailed analytics to help you understand and improve your sleep quality over time. Bluetooth Connectivity Seamlessly connect to your devices via Bluetooth 5.3, allowing you to stream your favorite audio content or take advantage of the built-in sleep sounds. Easy Controls Intuitive touch controls on the earbuds enable effortless navigation through settings, including play/pause, volume adjustment, and mode switching, without the need to reach for your device. Water-Resistant Design With an IPX4 water resistance rating, the Sleep A20 earbuds are protected against splashes and sweat, ensuring durability and reliability in various environments. Compact Charging Case The sleek, pocket-sized charging case not only stores and protects your earbuds but also provides multiple additional charges, making it convenient for travel and on-the-go use.