Someting like this.

I only get 2 screens under each other.

	{
			module: "MMM-RTSPStream",
			position: "middle",  //"top", "middle", "bottom" 
			config: {
				autoStart: true,
				rotateStreams: false,
				rotateStreamTimeout: 20,
				moduleWidth: 568,
				moduleHeight: 320,
				localPlayer: "omxplayer",
				remotePlayer: 'none',
				showSnapWhenPaused: false,
				remoteSnaps: false,
				  stream1: {
					name: 'Garage Botter Acker',
					url: 'rtsp://user:pass@ipadress:poort/cam/realmonitor?channel=1&subtype=1',
					protocol: "tcp",
					frameRate: 25,  
					muted: true,
				},
				  stream2: {
					name: 'Steeg Garage',
					url: 'rtsp://user:pass@ipadress:poort/cam/realmonitor?channel=2&subtype=1',
					protocol: "tcp",
					frameRate: 25, 
					muted: true,
				},
	}},