Just like with our SoundLink Revolve and Revolve+ portable speakers, this 360-degree design avoids the positional sweet places and frequency drop-offs of speakers that just purpose forward, but this time, with the extra power and stronger bass that comes with a brand new shape and a third passive radiator. https://www.bluetoothspeaker.top/wireless-subwoofer-speakers-bluetooth-waterproof-professional-bass-speaker/