A method of processing data in a system comprising both a mobile terminal and a wireless control device, the method comprising of pairing the mobile terminal with the wireless control device transmitting a first signal corresponding to a manipulation for finding the mobile terminal from the wireless control device to the mobile terminal displaying, in the mobile terminal, a message for indicating that an operation corresponding to the first signal is being performed with performing a specific function based on the strength of the first signal, wherein the specific function includes at least one of a vibration or sound output and transmitting a second signal corresponding to a manipulation for controlling the specific function from the wireless control device to the mobile terminal stopping, in the mobile terminal, the specific function in response to the second signal.