Wireless Bluetooth 5.0 Eye Mask Sleep Music Headphone Built-in Speakers Sleep Mask Earphone Camping Travel

Specification
bluetooth protocol:V5.0
Frequency range:20HZ-20KHZ
Charging voltage:3.7V-4.2V
Charging current:150-200mA
Sensitivity:88DM
Signal to noise ratio:90db
Speaker impedance:32Ω±15%
Speaker specifications:φ30mm
Operating range:10m
Charging time:2H
Use time:10H (60% volume)
Battery capacity:200mAh lithium battery
bluetooth search name:BT-01
Material:Polyester + Cotton
Features
Ergonomics design, unisex, stereo sound.
Made of breathable polyester for soft and comfortable feeling.
Sleep headphones with great sound quality, faster connection, more stable commission.
Adjustable magic paste, fit for both adults and kids, the head circumference can be adjusted according to your needs.
Built-in MIC: can be used for mobile phones to directly transmit voice calls to audio devices, so that users can answer calls hands-free
The eye mask blocks light totally, makes your sleep better, allows you to listen to music without wearing additional headphones, which make you fall asleep faster.
Warm tips
* Built-in lithium ion rechargeable battery, which can be charged via USB cable, with long standby time.
* 5.0 bluetooth version, suitable for most devices with bluetooth
Package included
1 x Wireless Sleep Headset
1 x Charging Cable
1 x English Manual