The image shows a display case with various objects on it. The display case is made of glass and is located in a museum or exhibition space. On the left side of the display case, there is a black helmet with a small speaker attached to it. Next to the helmet, there are several small metal objects, including a brass-colored lantern, a brass key, and a small metal box with a handle. 

On the right side, on the bottom right corner, there appears to be a small piece of metal, possibly a knife or a sharpener. In the center of the image, there seems to be an old-fashioned brass key with a keyhole and a handle on top. There are also several small white cards with information about the objects on display.

The background of the case is dark, and there are other artifacts visible in the background.