QUIZ: Are You A True Baby Boomer?

What is this gadget?

Retry Correct Incorrect This device is a drive-in speaker. When drivers went to the drive-in theaters, they parked between the poles and could remove the speakers and hang them on their car windows. This allowed each car to control the volume of the movies.

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Joe Raedle/Getty Images

Joe Raedle/Getty Images

What is this gadget?

• Drive-in speaker
• Drive-thru speaker
• Parking garage intercom
• Transistor radio