Soundcore Sleep A30 The World's First Smart ANC Sleep EarbudsSay goodbye to sleepless nights and ambient distractions with the Soundcore Sleep A30, the worlds first Smart ANC sleep earbuds built for deep rest in noisy environments. With adaptive active noise cancellation (ANC) tuned for sleep, these earbuds dynamically cancel snoring, air conditioners, traffic hum, and appliance noise for a serene nights sleep. soundcore+1 A 3 stage snore masking system in the smart charging case monitors snoring in real time