Ultra-Comfort for Side Sleepers: Utilising ultra-soft materials, soundcore's Air Wing, and a 3D ergonomic design, Sleep A20 earbuds ensure pressureless comfort all night long even for side sleeping. Drift Off Faster with AI Brainwave Audio: The soundcore app's binaural beats induce brainwaves that promote relaxation, helping you fall asleep quicker.
eBay