How to Make an Electric Dialer with Arduino

In this project, use a speaker to make the sound when you're dialing, via programming on Arduino

Quantity		Component name
1	×	SunFounder Mars/Arduino Uno board
1	×	Speaker
1	×	220 Ohm resistor (for current-limiting)
1	×	Breadboard Electronic Components / Misc. Electronic Components
1	×	Several jumper wires