There’s no app to manage the EQ, merely the bodily controls together with a Bluetooth join button, an affect/amount knob and two for bass and treble. As soon as powered on, you must benefit from the amount knob to established a max headroom and modify amount over the fly https://www.bluetoothspeaker.top/bluetooth-speaker-retro-stereo-hifi-heavy-bass-wireless-soundbar-subwoof-loudspeaker-bt-speaker/