Triple Noise‑Reduction System: Combines Active Noise Cancellation, Passive Isolation, and Adaptive Snore-Masking Technology to create a calmer sleep environment. Reduces a wide range of sounds heard at night including snoring, appliance hum, pet movement sounds, and traffic noise. Sleep Stories Calm Your Mind: Enjoy a curated selection of premium Sleep Stories from Calm. You can also explore a diverse sound library featuring AI Brainwave Audio and white noise options to match your preferences. Ultra Comfort Even for Side Sleepers: Each earbud weighs about 3 grams and is made from soft silicone for gentle contact with the ear. The 3D ergonomic design fits the natural contours of your ear for reduced pressure and night-long comfort. 8-10H All-Night Playtime: Provides 8-10 hours of playtime per charge and up to 5 nights with the charging case. Flexible playback options provide 6 to 16 hours of playback, enabling convenient use overnight or during naps. Sleep Monitoring and Daily Insights: Monitors sleep duration, position, and snoring to provide a clear overview of your sleep quality. Your data is displayed in a report to help you assess your habits and make appropriate adjustments. Note: Sleep A30 Special comes in Mist Lilac and Lunar White; Sleep A30 comes in Moonlit White and Mist Green.