Kushion connects to your phone for charging and hands free calling and has full range DSP controlled audio that can fill up a room. It was designed with a balanced acoustic signature -- strong bass performance due to the power and unique acoustic design that does not overwhelm you. As you can position this invisible sound system anywhere, placement can indeed boost bass as you like and keep the party going. Kushion can connect to any smart device, including TVs. Withhours of battery life, users can connect two Kushions to play simultaneously and up to four devices so you can rotate the DJs.