The Home Automation System Mobile Application uses the Mobile Phone Bluetooth interfaced with an Electronic Circuit build around Arduino Uno, Relay Driver Switch and Bluetooth Module as specified in the Link Below. It's main function is to provide a complete control your home appliances wirelessly.

Circuit Diagrams and Source Code:
http://media0.webgarden.com/files/media0:5a77aa5f8509c.pdf.upl/Home%20Automation.pdf