Telephone
Telephone is a telecommunication device which helps two or more than two users to conduct a conversation which they are too far apart from each other.
History:
Alexander Graham Bell was awarded the first U.S patent for the invention of telephone in 1876.
And Elisha Gray, 1876 designed a telephone.
First Telephone Call:
The first telephone call was among the Alexander Graham Bell and his assistant Thomas Watson:
What were the first words over spoken on the telephone?
They were spoken by Alexander Graham Bell inventor of the telephone when he made the first call on March 10, 1876, to his assistant, Thomas Watson.
Types of phones
There are four categories of phones: the classic corded telephone (which could utilize a rotary dial or have buttons), the cordless or wireless phone, the standard cell phone, and the smartphone. Today, the landline version of the telephone is widely being replaced by cell phones and smartphones as they are much more convenient and service prices have come down drastically.