Sleep A20, Bluetooth earbuds designed for comfortable sleep. - Brand: Anker soundcore - Model Name: Sleep A20 - Included Items: Case - Features: Designed for Sleep - Functions: Bluetooth Thank you for viewing. These are Anker sleep earbuds that I purchased last year intending to use. I've only used them 2-3 times, so they are in almost new condition. Please consider them if you are interested. All included accessories are unused and complete. ------------------------------------------------------------------------------- Functions / Performance: Noise masking function / Long-lasting playback / Sleep monitoring / Sleep mode / Alarm function / Bluetooth 5.3 / App compatible / Find my earbuds / Equalizer Compact design for comfort even when lying on your side Achieves a lightweight design of approximately 3g per ear and a compact size. You can wear them comfortably for long periods and even when you toss and turn in bed. Reduces surrounding noise for comfortable sleep Adopts an ergonomic, three-dimensional design and soft ear tips for a comfortable fit and sound insulation. Sleep monitoring Monitors your sleep state and records your sleep onset time, the timing of tossing and turning, posture, and sleep duration. From the dedicated app, you can set alarms, control the timing of sound stopping, and repeat noise playback.