【8 hours playing time】Build in 240 mAh chargeable battery, Charge about 2-2.5 hours provide more than 8 hours playing time, won’t be waked up at night,enough to support the whole night.If you fall asleep with it on and the battery runs down , this Bluetooth eye mask won’t beeps to wakes you up. you will have a very good sleeping.
【Breathable Material】Bluetooth eye mask is made of 97% cotton and 3% silk, and provide a breathable and comfortable feeling. Fabric liner separated from stitching is not defective,it is the place to take out the Bluetooth module, so you can full wash the eye mask.You don’t have to worry about it shrinking and deforming.
【Superior Sound Quality】True HD HIFI sound featuring latest Bluetooth 5.0 technology that produce great sound quality, Bluetooth can pair your iPhone X/ iPhone 7/ iPhone 8/ iPhone 6 or any other Smartphones iPad Tablets easily.Compatible with Android and Ios.It is the best gift for family or friends on travel and airplane in Festivals.
【Size and Speakers Adjustable】 Velcro is adjustable,sleep eye mask can be adjusted according to the size of the head.The delicate wiring connected to the speakers that go from ear to ear is very sturdy, you can adjust adjust the position of the speakers for your ears to hear more clearly.
【Block Out Light】Effectively block out light and allow your eyes blinking.