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 purpose forward, but this time, with the extra power and stronger bass that will come with a fresh shape and a 3rd passive radiator. https://www.bluetoothspeaker.top/bt-speaker-subwoofer-music-player-mobile-music-inalambrico-bluetooth-speaker/