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# hardwareReleaseVersionInfo

A string that encodes the hardware and software release versions of the Secure Element.

```
let hardwareReleaseVersionInfo: String
```

## Discussion

Use this string to determine eligibility or select which applet bundle, previously submitted to [Apple Business Register](https://register.apple.com/login) (ABR), to install on this device.

This string uses the format `"JCOP X.Y"`, with the following semantics:

- X: An integer that corresponds to the chip type.
- Y: An integer that corresponds to the release iteration.

For more details, see the Mobile Secure Element specification from [ABR](https://register.apple.com/login).

---

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