How to use small radio speakers- with Arduino

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1

Sm_Speaker.jpg

How do we use these? I salvaged 3 of these but I have no idea how to use them. Google searches were irrelevant and the closest I came to finding an answer was the Arduino Tone example. Can you please indicate me a good tutorial on that subject if you have one in mind? 

Thanks a lot

2

LM386

Look for a LM386. You should find all that you need.