> For the complete documentation index, see [llms.txt](https://docs.xplorpay.com/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.xplorpay.com/guides/mobile-emv/idtech-vp3300/read-card-data.md).

# Read card data

To read the card data on the VP3300 card reader when you request a payment through your iOS app:

{% stepper %}
{% step %}
Press the power button to turn on the card reader.

The Bluetooth settings will turn on and pair automatically with your iOS device. For more information, see [Pairing card reader](/guides/mobile-emv/idtech-vp3300/pair-card-reader.md).
{% endstep %}

{% step %}
Insert the card into the card slot of the reader.

{% hint style="warning" %}
Insert the chip side first into the card slot of the reader.
{% endhint %}
{% endstep %}

{% step %}
Insert the card and wait until the middle LED on the back of the card reader flashes green for two seconds.
{% endstep %}
{% endstepper %}


---

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