Just like with our SoundLink Revolve and Revolve+ portable speakers, this 360-diploma design avoids the positional sweet spots and frequency drop-offs of speakers that just aim ahead, but this time, with the extra power and much better bass that arrives with a new shape and a third passive radiator. https://www.bluetoothspeaker.top/new-bluetooth-speaker-wireless-audio-card-outdoor-waterproof-high-power-subwoofer/