A PCB designes to be a touch qwerty keyboard. A lipo battery and small oled are at the top along with the esp32, it also has an SD card slot and looks like it uses usb c. It has all the things needed to be a tiny computer on a single board.
https://cdn.masto.host/sauropodswin/media_attachments/files/112/359/399/486/747/327/original/2e113e825361d899.png