The image shows a black rectangular sign with a white cross on it. The sign is mounted on a white wall and is located in an empty room with a blue carpeted floor. The cross is in the center of the sign and is made up of two lines, one in white and one in black. Below the cross, there is text that reads "400-407" and "410-418". The text is written in a modern sans-serif font and is centered on the sign.