There’s no application to control the EQ, just the bodily controls together with a Bluetooth join button, an impact/quantity knob and two for bass and treble. As soon as powered on, you must utilize the quantity knob to established a max headroom and modify amount on the fly outside https://www.bluetoothspeaker.top/bluetooth-speakers-outdoor-sports-waterproof-portable-subwoofer-bass-wireless-bt-speaker/