<div class="btn-group btn-group-justified param-widget param-widget-buttongroup">
    <div class="btn-group" role="group">
        <button type="button" class="btn">Option A</button>
    </div>
    <div class="btn-group" role="group">
        <button type="button" class="btn">Option B</button>
    </div>
    <div class="btn-group" role="group">
        <button type="button" class="btn">Option C</button>
    </div>
</div>

$(".param-widget-buttongroup .btn-group button").on("click", function()
{
    // Do some stuff here - send messages to the device I'm controlling, etc.
});