Speech Systems' version consists of a hardware pak, a microphone, and software, works with Speech Systems' Voice and SuperVoice hardware and software, and "learns" up to 84 words with 95% to 98% recognition accuracy. Although its largest current market is hobbyists, Parry hopes to interest more educational and business customers in the product. The item "Color Computer Speech Systems Ears Cartridge RARE" is in sale since Wednesday, September 07, 2016. This item is in the category "Computers/Tablets & Networking\Vintage Computing\Vintage Manuals & Merchandise". The seller is "cornyscloset" and is located in Denver, Colorado.This item can be shipped to United States.