George W. Bush

WHCA has a big handbook,” he said. “And one of the things that they say in the handbook is that a microphone that's going to be used for the President will be used in a wide variety of environmental situations, and failure of the microphone in any situation is unacceptable. And so they chose a microphone that was very durable, with very few moving parts and would prove reliable over the years, and it has. They started using it 1965 and they've never had a failure of the microphone.”