There’s no application to regulate the EQ, only the bodily controls together with a Bluetooth be a part of button, an affect/amount knob and two for bass and treble. When powered on, you must use the quantity knob to established a max headroom and modify amount about the fly https://www.bluetoothspeaker.top/hot-sell-outdoor-bluetooth-speaker-with-usb-input-tf-card-function/