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.
A: Benjamin Franklinâs most prominent contributions during the American Revolution were helping to draft the Declaration of Independence and successfully negotiating an alliance with France. In 1776, Franklin was on the five-member committee that helped craft the Declaration of Independence.