Portable Phone/Media Speaker

by Jords001 in Circuits > Electronics

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Portable Phone/Media Speaker

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Ever wanted a speaker that's louder than normal a passive speaker but doesn't have it's own independent power source? Then this is what you have been looking for.

What's Needed

So for this simple Instructable you only really need three things

- A portable USB speaker (I got a Cyber one for $10 and taped the speakers together.

- A phone or device capable of 3.5mm Audio output (standard headphone) and either the ability to USB host/power with an OTG cable or a separate power source such as a charger (less portable as it needs a wall outlet) or an emergency charger (battery operated) Phone OTG capable is the most hastle free.

-An OTG cable.

-(Optional) Double sided tape/folded tape/velcro to stick the phone to the speaker, not really needed if it's going to be stationary.

What to Do

Now this is pretty straightforward.

-All you need to do is plug the OTG cable into your phone

-The USB end of the speakers into the OTG cable

-Then the 3.5 Jack into the phone

And ta-dah! you have a loud yet 'passive' (not really because it's powered by the phone) all in one USB portable speaker :)