Electronic systems

I explain today, the differents electronic systems.
Now, the electronic systems are a lot of sites and objects, where back years don't have it.
The principal objective of the electronic systems is to do the better life, and this is very comfortable for we life.
Exists differents types of electronic systems, for example:
Cooking machines, entertiment machines, machines cleaners, and others.
The cooking machines are: beater machine, electronic furnace, refrigerator, freezer machine, microwaves, and others.
The entertiment machines are: Television, DVD, terrestrial digital, radio, reproductives CD, Play Station, MP3, computer, printer, game boy, movile phone, phone, camera of photos, and more.
And the machines cleanes are: vacuum cleaner, it irons, washing machine, machine of clean plates, and others.
Well, I finish! Bye!