Sleep Headphones Bluetooth Headband-Wireless Sports Headband Headphones with Ultra-Soft Music Headband black

Ultra Thin Speakers, Best Sleeping Headphones for Side Sleepers:Bluetooth Headband built-in 2 ultra-thin speakers, devices control module is in the middle of Sleep Headband, no press the ears.

Comfortable and Breathable Material, Washable:Bluetooth Headband is made of stable braided cord and offer a breathable mesh lining, extremely stretchable, fit most head size, what is more, it's incredibly soft and hypoallergenic.

Description:

Product Category:Bluetooth headband

Bluetooth version: 5.0
Bluetooth protocol: AGHSP
Bluetooth solution: Bluetrans
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
Emission 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
Transmission range: 15 meters
Features: battery indicator, call function, support music
How to use: head-worn

Packing list:

Bluetooth headband *1
Description * 1
Charging line * 1
OPP bag * 1

Note:Light shooting and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.