Meet Z6 from Robugtix: a portable, foldable robot that can fit in a backpack and unfold to navigate uneven environments. The Z6 is quite agile and can climb stairs, roll over, get back up when in upside down position, and navigate in confined spaces. It has a camera with livestreaming functionality and joystick with a monitor.
This robot measures 20cm(W) x 23cm(L) x 13.7cm(H) in compact mode. The below video shows it in action: