why multiple people can use wireless earbuds in the same space without interference?

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I had this thought just now at the gym. I noticed multiple people, myself included, using wireless earbuds during our workouts – specifically AirPods.
My question is, if multiple people are using AirPods that work on the same frequency/signal, how come our music doesn’t all interfere with each other? How do each of our phones/AirPods differentiate from the others a few feet away from me?

In: Engineering

17 Answers

Anonymous 0 Comments

It’s like the mailman bringing your mail everyday. He’s got your mail and your neighbors mail all in the same bag. But he decides who gets mail by the address on the letters. Bluetooth works kind of like this. Each set of earbuds have their own address. So they only received the letter that is addressed to them.

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