The multi-colored water jets make the water dance to the beat, and in addition the 4 multi-colored LEDs create an incredible light show. The speakers stand 9" tall and are compatible with any audio device that has a 3.5mm audio jack connection. They are completely light weight and portable. Play your music and freak out your friends. Take your music and sound to another dimension. All necessary connection cords included. (USB cable and 3.5mm audio cable.)