<hbox spacing="5" homogeneous="1">
    <vbox>
        <label text="Sub" />
        <knob type="1" param="amount0" />
        <value param="amount0" />
    </vbox>
    <vbox>
        <label text="Low" />
        <knob type="1" param="amount1" />
        <value param="amount1" />
    </vbox>
    <vbox>
        <label text="Mid" />
        <knob type="1" param="amount2" />
        <value param="amount2" />
    </vbox>
    <vbox>
        <label text="High" />
        <knob type="1" param="amount3" />
        <value param="amount3" />
    </vbox>
    <toggle param="bypass" icon="bypass"/>
</hbox>
