PURPOSE: A rectangle speaker is provided to drastically reduce an error rate for a work process to connect a vibration plate and a coil plate to a right location, thereby drastically increasing production. CONSTITUTION: A base frame(20) is mounted in a speaker unit(10). A yoke(30) is mounted on the inside of the base frame. A magnet(40) is separated from the inner walls formed on both sides of the yoke and mounted on the bottom. A plate(50) is mounted on the magnet. A vibration plate(70) is mounted by an edge connected to the base frame.