Which of these communication devices was first mass-produced for military use during World War II before becoming a commercial retail product after the war?

Throughout history, military technology innovations have often revolutionized how we communicate on and off the battlefield. Many of today's commercial communication technologies have their roots in military research and development. This poll tests your knowledge about a pivotal military product launch that changed both warfare and civilian communication forever. Can you identify which famous communication device was first deployed at scale during wartime before becoming a commercial success?

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• The Walkie-Talkie (Motorola SCR-300)
• The Transistor Radio
• The Rotary Telephone
• The Pager (Personal Beeper)

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