* 3-in-1 sleep Headphones: Multifunctional Bluetooth head-mounted sleep headphones. You can listen to music without wearing other headphones, and protect you from hair and sweat.
* Super soft and Breathable Headband: The headband is made of strong woven thread and provided with a breathable mesh lining, which can be easily stretched to fit all head sizes. It also comes with excellent softness and hypoallergenicity.
* Bluetooth 5.0: 0.25 inches speaker comes with high-definition HIFI excellent sound quality, and it is very comfortable for sleepers.
* Wide Application: The earphone is very suitable for use in gym, exercise, running, yoga and other outdoor activities. You can also wear an eye mask to fall asleep, so the shading function is very useful.
* Longer Playing Time: Charging for about 2-2.5 hours can provide more than 10 hours of playing time. Bluetooth headband brings you a good night sleeping.
Bluetooth version: 5.0
Bluetooth protocol: AGHSP
Bluetooth transmission distance: 10 meters
Headphone channel: stereo (2.0)
Music playback time: maximum sound 7H, medium volume 10 hours
Microphone distance: 1 meter
Bluetooth standby time: 72H
Battery capacity: 150ma/h
Battery power: 0.55W
Speaker impedance: 32 ohms
Speaker power: 0.02W
Frequency range: 2.4-2.4835GHz
Transmitting power: 6dB
Audio output distortion: 0.6%
Audio output signal-to-noise ratio: 93dB
Charging time: 1-2 hours
Maximum input voltage: DC 5V
Maximum input current: 150mah
Maximum input power: 0.55W
Weight: about 80g
Size: about 27cm*10cm/10.63*3.94inch
1 * Bluetooth Headband
1 * USB cable
1 * Instruction
Order 20+ this bluetooth headbands, we will ship to you by DHL, Fedex, UPS by free and processing time within 1-3 business days. Normally we will ship this items with random color, if you need select please contact us.