Home Security and Automation

Abstract

Telephone in our days is the most popular device for communications, and because of that, developers decided to take more advantages from this service, instead of being a way of communication between people. Telephone's system makes it easy to take advantage from it.Before talking about our project, we will introduce to some basics of the phone line.Telephone in our days is the most popular device for communications, and because of that, developers decided to take more advantages from this service, instead of being a way of communication between people. Telephone's system makes it easy to take advantage from it.Before talking about our project, we will introduce to some basics of the phone line.