Multifunctional digital musical instrument

An electronic musical instrument comprising:

• a database comprising timbre data corresponding to each type of a plurality of musical instruments;
• an acoustic data input unit configured to display an acoustic data input position corresponding to a selected one of the plurality of musical instruments, detect whether the acoustic data input position is touched, and receive information on the touched acoustic data input position;
• a mouthpiece provided in a detachable manner and having a shape corresponding to a shape of a mouthpiece of the selected musical instrument;
• a wind sensor unit configured to measure an amount of externally supplied air, and generate loudness data based on the measured amount of air;
• a control unit configured to receive, from the database, timbre data corresponding to the information on the touched acoustic data input position input from the acoustic data input unit, receive the loudness data from the wind sensor unit, and synthesize the timbre data and the loudness data to output an acoustic sound signal of the selected musical instrument;
• and
• a power supply unit configured to supply power to the wind sensor unit, the acoustic data input unit, and the control unit.