How to Amplify Cell Phone Volume

How to amplify cell phone volume

Materials needed

• Cardboard toilet roll


• 2 paper or plastic cups


• Pencil


• Scissors

• Craft knife


• Take your phone and trace its short end along the side of the toilet roll.


• Cut out the slot in the roll. You can use a craft knife to make a rough cut first, before using scissors.


• Trace the end of the toilet paper roll on the wall of the cup.


• Slot the toilet roll into the cups. Put the phone, speaker-side down, into the slot made in the toilet roll.


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