Here is another cool floating speaker for your home. The Adoner Levitating Death Star Speaker comes with everything you need to listen to music from your smartphone or tablet. The floating ball can rotate 360 degrees and delivers 3D sound experience.
The battery lasts up to 8 hours. In order to float the ball, you simply have to turn the base on, put it on a flat surface, slowly lower the orb towards the center of the base with your hands, and let go when it starts levitating.