<p>A speaker is disclosed. A speaker includes a fixing part (500) fastened to a base frame; a motion part (400) moved with respect to the fixing part by an electromagnetic force; a vibration plate (200) that vibrates in communication with the motion part; and an area enlargement part (202) provided on the vibration plate to enlarge an effective area of the vibration plate. Therefore, according to the present invention, a speaker capable of reproducing a high quality sound and high power with a slim design may be embodies.</p>
