Digital system and method for providing same

Disclosed is a digital system. Said digital system comprises: an audio output unit, and a controller unit for controlling the audio output unit so as to output first audio information corresponding to first information including information on the owner of said digital system, whenever said digital system performs a certain function while in a normal mode when said digital system has not been lost or stolen. Said controller unit either receives said first information through a network from an external system, or reads said first information stored in an internal memory unit that is built-in so as to prevent said digital system from being separated, and performs a control so as to output said first audio information corresponding to said first information.