["Description: \n\nFeatures:\nbrand new and high quality\nBluetooth-compatible connection by smartphone programmable, free app support for mobile phone, very simple and convenient.\nDownload the \"Magic Display\" APP. The hat connects to the phone via Bluetooth-compatibletooth, see a lot of features in the APP.\nCool hats with LED light beads, text shows, drawing, animation, and music equalizer. Let you be the for focus in the crowd with.\nGreat for concerts, rave festivals, bars, clubs, electric glow run, LED parties, Halloween, costume parties, Christmas, carnivals, etc.\nUSB chargeable: please charge it first, then turn on and use it.\n1 baseball cap&usb cable only, other accessories demo in the picture are not included!\n\nSpecification:\nMaterial: Cotton Blend\nCharging Mode: Micro USB\nSupport system: mobile phone\nfor Head circumference: 56-60cm(22.05-23.62in)\nOptional Color: A Red(with Bluetooth), B Black(with Bluetooth), C Red(no bluetooth), D Black(no bluetooth)\nQuantity: 1 pc \n\nWarm prompt:\n1.Asian people size is 1 or 2 sizes smaller than European and American.\n2.Please note that low temperature washed,do not bleach and place under the blazing for sun for quite a long for time.\n3.As different measuring methods,it will occur 1-3 for cm deviation about the items,please ensure that it is okay for you before ordering.\n4.Because of different monitors and lamplight,the picture may not reflect the actual color of the item,really thank you for your kind understanding!\n \nPackage includes:\u007F\n1 x Baseball Hat\n1 x USB Charging Cable(without retail package)"]