Langkou Washable Wireless Bluetooth Sleeping Eye Mask with Foam Ears-Free Eye Shade Head Set Sleeping Headphones Color Gray This Sleepphone Eye Mask is wireless bluetooth 4.0,built in speakers and microphone,you can listen music and talk calls on the microphone. It connects to any bluetooth capable device such as iphone, ipad, and Andriod smartphone devices. This Bluetooth Eye Mask is Comfortable for sleeping,it is made of soft memory Foam with adjustable strap,one size fit most people Such Wireless Bluetooth Eye Mask is Rechargeable, when there is little power,Eye mask will has one sound "din,din"to remind you. The easy-to-use integrated multifunction buttons the Eye Mask Headphone, you can press it to choose the next or the previous music. At the same time ,it can pause as well,such sleep eye mask is Ideal for Binatural beats, guided meditation, and other sleep soundtracks. You no need to worry when this bluetooth eye mask sleeping headphone is dirty, as it is washable,you can wash it after removing the speakers from the Eye Mask outter cloth.