Enhance your music listening experience with the JBL Charge 4 Portable Bluetooth Spaeker which wirelessly connect up to 2 smartphones or tablets. The dual passive Bass radiators deliver powerful, ear catching JBL sound that resonates loud and clear. It features a rugged design, IPX7 waterproof rated exterior and comes in a suite of cool colors. Together with JBL Connect+ it can wirelessly link more than 100 JBL Connect+ enabled speakers to elevate your listening experience.