According to the present invention, disclosed is a connector comprising: an external housing wherein one side and the other side are opened, coupled to a counterpart connector by the opened one side; an internal housing installed in the external housing to fix a plurality of flat cables and mount a terminal for installing a connecting terminal of the counterpart connector therein; and a cover closing the opened one side of the external housing. The internal housing includes the flat cables and first and second internal housings to install different flat cables adjacent to the flat cables. The purpose of the present invention is to provide the connector capable of easily operating a lever.