The visual sound never looks better. Van der Waals Ferrofluid Speaker is a revolutionary new way to experience sound. This sleek, transparent globe houses a special magnetic fluid that reacts to vibrations, creating a remarkable audio display as you listen to your favorite songs. Its integrated LED backdrop adds a visual element to listening to music that you won't find anywhere else. Also, the Ferrofluid speaker connects wirelessly to your phone via Bluetooth, so you can carry it with you when traveling or place it for your guests can be amazed by its uniqueness. The innovative speaker from Van der Waals is indeed an incredible new way to enjoy your music so that you can give your music collection a new level of excitement.