Question

how to make wireless earphone... through copper wire and aluminum foil​

Answer 1

Answer:

JUST GIVE THE SHAPE OF EAR PHONE TO COPPER WIRE AND PUT ON THE FOIL

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Explanation:

Answer 2

Answer:

Remove the adapter and you've got a 3.5mm jack on a Bluetooth receiver that'll work with pretty much any standard pair ofheadphones or earbuds. You'll be able to connect your Mpow up to two devices at the same time, with a range of up to 30 feet in open spaces.

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