1977: Atari 2600 aka Atari Video Computer System (VCA) Atari
Ataris most historicsystem.
The flaw was in the controllers.
The dedicated games in the RCA Studio II included Addition, Bowling, Doodle, Freeway, and Patterns.

Coniac Publishing / Free Stock Photos
1977: Sears Video Arcade Atari
Basically an Atari 2600 with a name change.
This came from an exclusive deal Atari made with Sears to help launch the system.
A total of 46 games released for the system includingSpace Invaders,Galaxian, andConan the Barbarian.

Wikimedia Commons
Also available was a BASIC computer language cartridge for simple programming.
Instead, this dedicated console features a top-down racing game with a built-in steering wheel controller.
1978: VC-4000 and Various Manufacturers
A cartridge-based console system released in Europe by numerous manufacturers.

Wikimedia Commons
The controllers included a joystick, two fire buttons and a keypad with 12 keys.
1978: Magnavox Odyssey2 Philips
After Philips purchased Magnavox they released the next-generation of Odyssey consoles.
A cartridge-based system the Odyssey2 featured not only joysticks, but a keyboard built into the main unit.

Wikimedia Commons
Unfortunately, it wasnt much if a video game console as only 15 titles were ever released.
It is extremely rare to find a working model today.
The controllers sported a numeric keypad and the first to include a directional disc-shaped pad to allow 16 directions.

Wikimedia Commons
It was also the first 16-bit console and the first console to feature a synthesized human voice during gameplay.
The superior audio of the Intellivision was one of its major selling points.

Wikimedia Commons

Wikimedia Commons

Wikimedia Commons

Wikimedia Commons

Wikimedia Commons

Wikimedia Commons

Wikimedia Commons

Wikimedia Commons

Wikimedia Commons

Wikimedia Commons

WikimediaCommons
Wikimedia Commons

Wikimedia Commons