A bare green phosphor CRT showing an ascii art diagram of the Osborne 1 computer, pointing out the drives, monitor, disk slots, modem, serial, IEEE, keyboard, external viddeo, and battery ports, and the brightness, contrast, and reset controls.
https://files.bitbang.social/media_attachments/files/113/466/428/249/069/373/original/9000c36cb7402be1.jpeg