<hbox spacing="5" homogeneous="1">
    <vbox>
        <label param="delay" />
        <knob param="delay" type="1" />
        <value param="delay" />
    </vbox>
    <vbox>
        <label text="Base" />
        <knob param="stereo_base" type="1" />
        <value param="stereo_base" />
    </vbox>
    <vbox>
        <label text="Phase" />
        <knob param="stereo_phase" type="3" />
        <value param="stereo_phase" />
    </vbox>
    <vbox>
        <label param="balance_out" />
        <knob param="balance_out" type="1" />
        <value param="balance_out" />
    </vbox>
    <toggle param="bypass" icon="bypass"/>
</hbox>
