DIY Smartphone Speakers – Volume Boosters
What you need:
1) Empty Toilet Paper Roll
2) 2 Paper Cups
3) Paper Cutter
4) Scissor
5) Spray Paint (Optional)
Instructions:
1) Take an empty paper roll and set it down horizontally. Place the base of phone in center of roll and trace it with pen or pencil.
2) Cut the traced portion with paper cutter or knife. Paint empty roll with spray paint and let it dry.
3) Take a paper cup, place it horizontally and trace circles near bottom by using empty paper roll. Cut just inside the traced part and repeat this process on second paper cup.
4. Push the cups 1 or 2 inches onto each sides of paper roll and make sure that slot on empty roll is on upper side.
5. Play the music on speaker mode and insert it inside the slot. Enjoy!