Bluetooth 5.0 Wireless 3D Sleep Mask Headband Sleep Soft Earphones Sleeping Eye Massager Music Headset Headphone

Features
3D ergonomic design, effectively blocks out all annoying light to help you fall asleep quickly for a blissful sleep and wake up refreshed.
bluetooth 5.0 chip, can be connected to your mobile phone to enjoy the music.
Built-in microphone for your to answer the phone call.
Comfortable material, more breathable.
Elastic band and adhensive fasteners, fits most of people.
Specifications
Material:memory sponge filling
Bluetooth:bluetooth V 5.0
Frequency:20HZ-20KHZ
Charging voltage:3.7-4.2V
Sensitivity:88DM
Signal to noise ratio:90db
Speaker impedance:32Ω±15%
Speaker diameter:30mm
Operation range:10m
Charging time:2H
Using time:10H(Depend on the volume)
Battery:200mah rechargeable lithium battery
Charging Port:Micro-USB
Unfolding Size:45x12cm/17.72’x4.72′
Package Included
1 x Eye Mask
1 x Charging Cable
1 x User Manual
1 x Waterproof Storage Bag