https://upload.wikimedia.org/wikipedia/commons/e/e1/Intellivision_-_trojandan_14871699_-_white_background.jpg
Description 	Intellivision with his first keyboard component, named Blue Whale or Intelliputer, at the E3 2005
Intellivision Computer
Date 	20 May 2005
Source 	Flickr  https://www.flickr.com/photos/trojandan/14871699
Author 	Daniel McConnell (TrojanDan) from Los Angeles, USA

https://upload.wikimedia.org/wikipedia/commons/archive/e/e1/20100808154621%21Intellivision_-_trojandan_14871699_-_white_background.jpg

https://en.wikipedia.org/wiki/Intellivision


https://j2games.com/cdn/shop/products/ECS1_b38bd26d-928f-47c1-85b8-f1428a9cdc46.gif?v=1625107487
https://j2games.com/products/intellivision-music-synthesizer-intellivision


https://history.blueskyrangers.com/hardware/ecs.html

ENTERTAINMENT COMPUTER SYSTEM
COMPUTER ADAPTOR #4182 & KEYBOARD #4184 (Sold together as #4187)
HAND CONTROLLERS #4183
MUSIC SYNTHESIZER #4188
PROGRAM EXPANDER #4190

https://history.blueskyrangers.com/hardware/ewExternalFiles/OfficeECSbox.gif
https://history.blueskyrangers.com/hardware/ewExternalFiles/ECS1.gif
https://history.blueskyrangers.com/hardware/ewExternalFiles/ECS2.gif
https://history.blueskyrangers.com/hardware/ewExternalFiles/ECS3.gif
https://history.blueskyrangers.com/hardware/ewExternalFiles/ECS4.gif

https://www.youtube.com/watch?v=w5NMV-nEh6Q
"Intellivision ECS Keyboard Repair and Demo" by 8-Bit Keys, uploaded 2019-10-05