The Crown Eye Mask with built-in Wireless Headset is crafted with soft plush layers to sooth the eyes while blocking ambient light. Features control buttons on the side to adjust songs and volumes and an LED light to indicate charging status. Offers a 2 hour charge for an 8 hour of playtime to ensure a time for streaming music, meditation or listening to soothing sounds during sleep or long travels. Includes a: USB to USB-C cable. Powered by a rechargable lithium polymer battery. FCC certified.