pxt-calliope/docs/projects/hack-your-headphones/making.md

# hack your headphones - making

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Did you know you could attach your headhpones to the micro:bit to generate sounds?

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### Step 1

![](/static/mb/lessons/banana-keyboard-1.png)

Using the 1st crocodile clip, connect the end of the crocodile clip onto GND pin on the micro:bit.

### Step 2

![](/static/mb/lessons/banana-keyboard-2.png)

![](/static/mb/lessons/banana-keyboard-3.png)

Using the 2nd crocodile clip, connect the end of the crocodile clip onto the 0 pin on the micro:bit.

### Step 3

![](/static/mb/lessons/banana-keyboard-4.png)

Using the 1st crocodile clip, connect the second end of the crocodile clip onto based of the headphone jack. The base of your headphone jack is considered the ground so it is connected to the GND of the micro:bit.

### Step 4

![](/static/mb/lessons/banana-keyboard-5.png)

![](/static/mb/lessons/hack-your-headphones-1.png)

Using the 2nd crocodile clip, connect the second end of the crocodile clip onto the tip of the headphone jack. The tip of your headphone jack feeds into the right speaker on the headphone. You connect from the micro:bit pin 0 to the tip of the right side of your headphone. Use the tip of the headphone jack to play sounds.

### Step 5

![](/static/mb/lessons/hack-your-headphones-0.png)

You hacked your headphones!

### ~button /projects/hack-your-headphones/music-of-light

NEXT: music of light

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