Loudspeaker convenient to assemble

The utility model relates to the technical field of loudspeakers, in particular to a loudspeaker convenient to assemble, which comprises an iron shell, a loudspeaker, a loudspeaker, a loudspeaker and a power supply, and is characterized in that the iron shell is internally provided with a movable cavity; the magnet is arranged at the bottom of the movable cavity; the washer is arranged at the top of the magnet; the voice coil is movably arranged in the movable cavity; the middle part of the diaphragm is connected with the voice coil, and the periphery of the diaphragm is connected with the iron shell; the protective cover is arranged at the top of the iron shell; the microphone is arranged at the top of the protective cover; and the flexible circuit board is arranged on the iron shell, and one end of the flexible circuit board extends upwards to the protective cover and is used for being electrically connected with the microphone. According to the utility model, the flexible circuit board is fixed outside the