Easy mic or pickup

This instructable shows you, how to make an easy microphone or pickup using headphones. 

Step 1: You'll need...

Headphones - I used this old Genius headphones (I don't know the type, because there is no label on it)
Screwdriver 
Splitters
Holick wires (I don't know how to name it)
Solder
Soldering iron
Some wire (shielded better, but I don't have one)
1/4 female jack (6,3 mm)