Skylinkhome HU318-GB Garage Door Opener Internet Hub Kit for Smartphone or Tablet Control Works with most national brand garage door openers Expandable - Add different receivers/controllers to operate lighting & small appliances Controls up to 100 devices and 10 IP Cameras allowing complete control and monitoring coverage Kit comes preprogrammed and ready, just connect the system and download the App on your Smartphone to start controlling Easy install with smart button and free Skyline app for is and Android - Free to use, no monthly fees!