var opts = {
  //default 100
  scale:20,
  listenCB:function( data ){
    //do something...
  }
};

mediaMonitor.detect( audio, opts );

var opts = {
  listenCB:{
    name:"post",
    url:"/testse",
    //other callbacks (optional)
    otherCBs:[function(){console.log(arguments);}],
    //default url (optional)
    dataType:"json"
  },
  scale:scale
};