Introducing the Bluetooth Headphones Soft Elastic Eye Mask! This unique product combines the best of both worlds – headphones and an eye mask, to give you the perfect way to relax and fall asleep. The thin and soft elastic material is comfortable to wear for extended periods, while the built-in speakers provide high-quality sound that will help you drift off to sleep. Additionally, the wireless design means there are no cords to get tangled up in, and the Bluetooth connectivity means you can use it with any compatible device. Finally, the built-in battery provides up to 10 hours of music playback on a single charge, so you can use it all night long. Order your Bluetooth Headphones Soft Elastic Eye Mask today! 

Bluetooth version: 5.0

Bluetooth transmission distance: 10M

Music playing time: Maximum sound 7h, medium volume 10 hours

Microphone distance: 1m

Bluetooth standby time: 72h

Battery capacity: 150mA / h

Battery power: 0.55w

Horn impedance: 32 ohm

Horn power: 0.02w

Frequency range: 2.4-2.4835ghz

Sensitivity: 45dB

Transmitting power: 6dB

Audio output distortion: 0.6%

Audio output SNR: 93dB

Charging time: 1-2 hours

Maximum input voltage: DC 5V

Maximum input current: 150mah

Maximum input power: 0.55w