A speech recognition broadcasting apparatus that uses a smart remote control and a controlling method thereof, the method including receiving a runtime resource for speech recognition from a speech recognition server; receiving a speech signal from the smart remote control; recognizing the speech signal based on the received runtime resource for speech recognition; transmitting a result of recognition of the speech signal to the smart remote control; receiving at least one of EPG (Electronic Program Guide) search information or control information of the speech recognition broadcasting apparatus that are based on the result of recognition from the smart remote control; and outputting a search screen or controlling the speech recognition broadcasting apparatus based on the EPG search information or control information of the speech recognition broadcasting apparatus.