Characteristics:
-STEREO SOUND WITH SLIM SPEAKERS: The thickness is only one-third of the average speaker, which is very comfortable for sleepers. Compatible with Android and Ios.
-9+ Hours Playing Time: Upgraded USB rechargeable battery, built-in 240mAh high-performance battery, charging about 2-2.5 hours provides more than 9 hours playing time.
- Good companion for sleeping and traveling: Blocks light to improve sleep,
-Comfortable and Washable: This sleep mask is made of elvet and elastic cotton, the fabric lining separated from the seams is not defective, it is the place to take out the Bluetooth module, so you can completely wash the eye mask.
- Adjustable Size and Speakers: The size is 20.5-26.6 inches, the velcro is adjustable, also fit for big heads, the sleep mask can be adjusted according to the size of the head.
Specs:
-Colors: Black and Gray
-Material: Cotton
-Bluetooth technical parameters:
Bluetooth version: 5.0
Bluetooth transmission distance: 10M
Music playback time: maximum sound 7h, medium volume 10 hours
Microphone distance: 1m
Bluetooth standby time: 72h
-Battery capacity: 150mA/H
-Battery power: 0.55 W
-SPEAKER power: 0.02 W
-Frequency range: 2.4-2.4835 GHz
-Sensitivity: 45dB
-Transmission 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: 0.55 W
