The present invention relates to a mobile terminal which can detect the operation states of a plurality of other devices, and a method for controlling the mobile terminal. The mobile terminal comprises: a display unit; a transceiver for receiving information regarding the operation state of each of a plurality of devices and transmitting information regarding the current operation state to at least one of the plurality of devices; and a control unit for carrying out control related to an occurred event when an event occurs, wherein the control unit determines the availability state of the terminal, and transmits, using a wireless communication unit, information related to the event to another terminal in order to enable the information regarding the occurred event to be outputted by another terminal in accordance with the result of the determination, or outputs the information related to the event through an output unit.