# Start Bluetooth connection

To start a Bluetooth connection into your iOS app:

{% stepper %}
{% step %}
Add the following code to receive messages from the iOS framework when Bluetooth starts searching for the card reader in an iOS device Bluetooth setting.

{% code lineNumbers="true" %}

```javascript
ClearentConnection *connection = [[ClearentConnection alloc] initBluetoothSearch];
                                  [clearentVP3300 startConnection:connection];
```

{% endcode %}
{% endstep %}

{% step %}
Add the following delegate to discover the card reader in the Bluetooth settings of an iOS device.

{% code lineNumbers="true" %}

```javascript
- (void) bluetoothDevices:(NSArray *)bluetoothDevices;
```

{% endcode %}
{% endstep %}
{% endstepper %}