Gramophone sound effect for the smartphone

Part list: 

2 carton beaker, 1 piece of cardboard tube, 2 piece of toilet paper and 1 piece of toothpick

 

 Assembling:

Cut a slit for the smartphone in the cardboard tube. Stick the toothpick in the middle of the tube to hold the phone on the half height of it. Form two balls with the toiletpaper and poke one in each side of the tube. Cut holes in the carton beaker and put the tube in it. Glue all together.