DISCO DOME COMES WITH BUILT IN LED PARTY LIGHTS PULSATING SWIRLING PATTERNS ONTO THE WALLS AND CELLING, THIS ALSO HAS BUILT IN BLUETOOTH CONNECTION AND A POWERFUL SPEAKER BUILT IN, YOU CAN STREAM MUSIC WIRELESSLY FROM ANY BLUR TOOTH DEVICE, INCLUDING IPAD, IPHONE, IPAD TOUCH, ANDROID TM DEVICES, KINDLE FIRE TM AND HD AND MORE. THIS UNIT COMES WITH FLASHING BRIGHT PARTY LIGHTS BUILT IN.THEY CAN BE TURNED ON OR OFF If the castle is going indoors place check the celling height before booking, if you haven't checked the celling height and we arrive with the castle you will still have to pay for it as that is your responsibility. Please phone if you are unsure.