Most People Have No Idea What These Vintage Items Are

What is this little box with a strap?

Retry Correct Incorrect Transistor radios were small portable radio receivers that used transistor-based circuitry. These were great for when the electricity went out and when you were on the go.

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Jamie Hodgson/Getty Images

Jamie Hodgson/Getty Images

What is this little box with a strap?

• Police transmitter
• Transistor radio
• The first portable credit card swipe device
• Loom