There’s no application to regulate the EQ, only the bodily controls together with a Bluetooth join button, an influence/quantity knob and two for bass and treble. When powered on, you must make the most of the quantity knob to set a max headroom and modify quantity to the fly https://www.bluetoothspeaker.top/bluetooth-speaker-hifi-heavy-bass-wireless-soundbar-subwoof-loudspeaker-supports-aux-tf-card-fm-radio/