HoTone HSP-20 compact volume - wah - expression pedal SOUL PRESS II, with tone controls and multiple I/O optionsHoTone HSP 20 compact volume wah expression pedal SOUL PRESS II, with tone controls and multiple I O options The Hotone Soul Press II is a next gen product in the Hotone Press series. A smooth pedal with many features and no loss of tone. The Soul Press II has 4 modes; expression, volume, wah or switchable wah and volume. With the tone knob you can adjust the wah filter range, the Q knob will adjust the width. The switch below the expression plateau