It was established in order to supply high-quality sound for small spaces. The speaker system functions as an independent two-way speaker which connects specifically with other devices working with Bluetooth 4.0 technology. Warm tip: Dual inputs with individual volume controls = lifesaver for quick mic/music swaps or unexpected emergency https://www.bluetoothspeaker.top/party-speakers-bluetooth-output-power-party-box-sound-bluetooth-speaker/