I don't have any fancy system. I have a number of Bluetooth speakers, this one being the most used (by my kids):
https://www.dansdeals.com/shopping-deals/amazon/lg-770w-high-res-audio-sound-bar-dolby-atmos-surround-speakers-649-amazon-850-price-drop/🤣@ExGingi Highly recommends this one, his favorite in fact fwiu.
not looking for fancy, im looking for music for kids