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 forward, but this time, with the extra power and stronger bass that will come with a fresh shape and a third passive radiator. https://www.bluetoothspeaker.top/bluetooth-speakers-outdoor-sports-waterproof-portable-subwoofer-bass-wireless-bt-speaker/