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8mm film camera
8 mm was representing the width of the format but it actually is 7.90mm -
Home telephone
The home telephone a letting people to do voice conversation at home. At the time, typing the correct phone number is hard, people usually type the wrong number and have to dial again. -
Remote control
It was used to control wirelessly. When the remote control was invented, the reciever did not reciece well so that people will have to point the remote very precisely. -
Floppy disk
A 2 GB USB can store memory 1000 times than the floddy disk. -
Mircocassette voice recorder
Mircocassette voice recorder were used in many aspect in the history such as interviewing and sending voice over world. -
Dot matrix printer
The letter the printer printed out is all made of dot which are as the same as the name. -
CD ROM
A single scratch on the top of the cd can make it unreadable. -
A mouse Jog dial
It was invented by a company in Taiwan. -
ExpressCard
It helps the pc or laptop to access the internet wirelessly. These are mainly used by business people. -
Home modem
Most of the people can't see the different bewteen routers and modems.