| 摘要 |
The present invention includes: a main body having a front side, a rear side, and a side; a display unit for outputting screen information and being installed on the front; a speaker module for forming an overlapping area overlapping the display unit, and installed on the main body to reciprocate along one direction on the display unit; and a control unit for moving the speaker module based on the output state information of the screen information. |
