Pictures from four different angles of a black metal box, it has two protruding connectors and some weathered paper stickers. The lid is off and in the top view you can see a circuit board with a large qfn chip, a SD card reader, an antenna wire is held to the board with copious amounts of silver-colored glue. The board resembles the one attached to the previous post.
https://files.mastodon.social/media_attachments/files/114/683/919/105/551/090/original/16089a8a20f54807.png