The Sleep A20 are wireless Bluetooth headphones specifically designed for sleeping. They are available in white and provide a comfortable solution for use during sleep and travel, especially for side sleepers. The ergonomic 3D design ensures pressure-free comfort, while the 4-layer noise masking system effectively blocks unwanted sounds. The headphones feature smart volume control and offer a customizable alarm function that is operated via buttons. The advanced sleep analysis function helps monitor and improve sleep quality. With Bluetooth 5.3, a stable wireless connection is guaranteed. They operate on a battery that can be charged in the included charging case. The playback time lasts up to 80 hours.