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 comes with a different shape and a 3rd passive radiator. https://www.bluetoothspeaker.top/hot-selling-bluetooth-speaker-inalambrico-speaker-wireless-cheap-product/