The telephone is a device used for communication in business and home. It can transmit voice, sounds or data. And can be used for communicating locally, nationally or overseas.
Today telephone has improved so much that technology has innovated other devices such as virtual PBX controller to supplement and make it more functional and efficient.
Telephone is a telecommunication device that transmit and receive sounds. It also allows different people to talk separated by large distance. It is at the receiving end of a business phone system such as an Virtual PBX Phone System or small business telephone system.