【BLUETOOTH 5.4 SLEEP HEADPHONES HEADBAND】Perytong headphones headband is compatible with sleep headphones and a soft sports headband, which is a versatile and stylish accessory that allows you to listen to your favorite music while also protecting your hair and sweat from disturbing your listening experience. With built-in HD stereo speakers that suitable for side sleepers. The headphones headband is designed for various activities such as travel, sleep, workout, running, yoga, and even listening to audio books.