The object of the present invention is to provide a digital camera capable of deciding display form of the multi-display optimally suited an external monitor on the basis of detecting pixel information of the external monitor connected to the digital camera. In one aspect of the present invention, a digital camera includes a memory that stores a plurality of image frames, a display that shows an image frame, an output means that outputs image data to an electric instrument, a multi-display forming means that shows simultaneously a plurality of image frames stored in the memory, an image selection means that selects a given image frame among the plurality of image frames of the multi-display shown on the display, and a controller that controls such that when the multi-display is shown on the display, only the given image data selected by the image selection means is output from the output means.