There’s no application to control the EQ, simply the bodily controls together with a Bluetooth join button, an influence/amount knob and two for bass and treble. As soon as powered on, you'll want to use the amount knob to set a max headroom and modify amount within the fly https://www.bluetoothspeaker.top/direct-sales-wireless-speaker-sports-outdoor-sound-box-m3-super-wireless-speaker/