The system is basically a display and controller for the games with no built-in processor power.

In this respect, it is very similar to the concept of Milton Bradley's Microvision system released a few years earlier.

In late 1981, Entex was sued by Coleco, which held the licensing rights to handheld versions of Pac-Man at the time, for copyright infringement over their upcoming release of Pacman 2.

The game was pulled shortly after release as part of the settlement.

The game cartridges play very similar to their hand held counterparts (Entex made quite a few hand held games such as Space Invader 2, Basketball 3, Pacman 2, etc.