Sleep Headphones Bluetooth Headband Ultra-Soft Music for Side Sleepers Running Wireless Bluetooth Sleeping Headphones Sports Headband Soft Elastic Comfortable Music Headset Speakers Hands-free For Jogging Bluetooth Sleeping Headphones Sports Headband Thin Soft Elastic Comfortable Wireless Music Earphones Eye Mask for Side Sleeper 3-in-1 sleep Headphones: Multifunctional Bluetooth head-mounted ??????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 it is hypoallergenic 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 the gym, to exercise, on 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. Specification: Bluetooth version: 5.0 Bluetooth protocol: AGHSP Bluetooth solution: Lanxun 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 Sensitivity: 45db 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 Packing List: 1*Bluetooth Headset 1*Cable 1*Instruction Note: 1. Due to different display screens and lighting effects, the actual color of the item may be slightly different from the color shown on the picture. 2. Due to manual measurement, please allow small differences.