Here is a quick guide in order to create a cheap and nice speakers for your iPhone.
What you need:
Two paper cups
One paper tube
First you’ll need to hold the tube up to the paper cup toward the bottom and trace.
Cut the holes on the paper cups.
Trace iPhone in order to make a perfect hole in a paper tube.
Stick the tube in between the cups and make sure the iPhone hole is facing up.
Add thumbtacks to the back as stabilizers.
In the end you’ll have you cheap iPhone speaker.