The star button - is used to access 'special' additional service to ordinary phone calls - such as call forwarding, three way calling or alarm calls.
What was so useful about telephones was that now people didn't have to go to their contacts or wait a couple days for them to respond to there mail. Instead they just had to click a few buttons and talk.
alexandre graham bell he ws a guines he got confident on sounds beacuse both his mother and wife were deaf
The earliest telephones had a direct wire connection to a local central switchboard. By turning the crank attached to the phone (no push buttons or dials back then) you notified the operator of the switchboard that you wanted to make a call. You then told her which person and number you wanted to reach and she then made the connection.
a star and a noughts and crosses board
Telephones'
In older days telephone use a rotary dial but now we use buttons. Also, from the key system, comes the PBX then later on the Virtual PBX or IP PBX system.
Telephones were invented in 1876. No major milestone in telephones happened in 2000.
A phone keypad. the number 7 is above a star key, it is also the button for PQRS and there are 11 other buttons.
Every single country on earth has telephones.
5,4546,3545.3 telephones
Telephones are about instant communication with other people wherever they are.
Telephones can able to communicate with other telephones through Public Switched Telephone Network, which transmit voice signal over circuit switching technology.