Help You Enjoy Music Comfortably & Without Any Pressure- With perfect clarity on high notes, no harshness to the low and high frequencies, low latency, and high fidelity, the sleep headphones headband flawlessly streams the sleeping sound from your Bluetooth phone or tablet, and help you drift off to sleep whether it's music,audiobooks,TV,video,white noise,meditation,ASMR. A built-in microphone in the headband lets you take hands-free phone calls without removing this headphones 10+ Hours Music For a Good Night's Sleep- Sleeping headphones offer an upgraded usb chargeable battery,charge about 2-2.5 hours provide more than 10 hours playing time.Built-in microphone and volume control buttons which enable users to answer hands-free phone calls and handle previous/next song without having to use you. When the battery runs out, the sleeping headphone will turn off automatically instead of beeping a warning and waking you during the night Comfortable-Breathable-Washable-Fre