It had been developed so that you can present high-quality sound for small spaces. The speaker system functions as an impartial two-way speaker which connects specifically with other devices utilizing Bluetooth 4.0 technology. Very hot idea: Dual inputs with individual volume controls = lifesaver for quick mic/music swaps or https://www.bluetoothspeaker.top/bluetooth-speaker-column-stereo-hifi-heavy-bass-wireless-soundbar-subwoof-loudspeaker/