Byte magazine in 1985 called it the first portable microcomputer, although it more closely resembled the home computers of the 1980s such as the Commodore 64 than early laptops like the Grid Compass.

[2] The computer's acrylic case houses the mainboard, keyboard, and power supply unit and measures 14.5 by 10 by 4.5 inches (37 by 25 by 11 cm) while weighing approximately 10 pounds.

[5] While the computer was initially not sold with a monitor, a portable 9-inch black-and-white CRT television manufactured by Panasonic was later included as a top-of-the-line option.

1 was announced at the Atlantic City Personal Computing expo of 1976 but discontinued on account of cost.

[5] STM promised the same drive again in November 1976,[7] but development was pushed all the way back to July 1977, and it was probably never released.

[12] Former Byte journalist Michael Nadeau said that it had more in common with the home computers of the 1980s such as the Commodore 64, than early laptops like the Grid Compass.

1 "unusually small and light" for the time and deemed it a "significant system" that "push[ed] the size envelope".