Как отключить мобильный balloon на ios?

var myMap;
		ymaps.ready(function(){
			myMap = new ymaps.Map('map', {
				center: mapPos,
				zoom: 13,
				behaviors: ['default', 'scrollZoom'],
				controls: []
			});

			myPlacemark = new ymaps.Placemark([55.746831, 37.638108], {
		        balloonContent: '<div id="map-balloon"></div>'
		    },{
			    iconImageSize: [0, 0],  
				iconImageOffset: [0, 0],
			    balloonLayout: "default#imageWithContent",
		    	balloonImageHref: '/',
			    balloonContentSize: [480, 112],
			    balloonImageOffset: [-240, -115],
			    balloonImageSize: [480, 112],
			    balloonShadow: false
			});

		    myMap.geoObjects.add(myPlacemark);

		    myPlacemark.balloon.open();
		});