Meowking Creative Brick Speaker, composing by a standard inner unit and various accessories with different styles. It is a new kind of radio and speaker, which users can assemble their favorite various speakers by purchasing one standard inner unit and whatever accessories they like. Making a new radio and speaker in this way can prolong the products’ working life, it also has a very positive meaning to reduce the waste of resources. On the functions, it can work as a Bluetooth speaker and FM radio, and an internet radio by installing a wireless emitter. In the meantime, it can be added up with the subwoofer function.