The key to a great party is a great sound system. The ST4CB soundtower is an all-in-one solution perfect for pumping the bass and filling rooms with rich sound. With the built in battery, you can take the Sound Tower almost anywhere the party travels to. Connect two smart devices simultaneously and share the sound tower with ease. Plus, download the Sound Tower App to control everything from built-in LED lighting to sound effects and even your EQ setting—right from your Android or iOS device.