A speakerphone is a device that uses a microphone and a loudspeaker simultaneously so a person(s) can communicate with others without using a headset or a handheld unit.
His scientific renown earned him honorary degrees from Yale and Harvard in 1753 and from William and Mary in 1756. In 1754 Franklin was selected to represent Pennsylvania at the Albany Congress, called to unite the colonies during the French and Indian War.
Benjamin Franklin. Benjamin Franklin is perhaps the name most associated with electricity. In 1750, he sought to prove that lightning was caused by electricity by describing an experiment in which an electrical conductor would be used to extract power from a thundercloud.