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# simCapability

The available type of cellular plan that your eSIM supports.

```
var simCapability: CTCellularPlanCapability { get set }
```

## Discussion

Use to define whether your eSIM is capable of data only or data and voice. Refer to [`CTCellularPlanCapability.dataOnly`](/documentation/CoreTelephony/CTCellularPlanCapability/dataOnly) or [`CTCellularPlanCapability.dataAndVoice`](/documentation/CoreTelephony/CTCellularPlanCapability/dataAndVoice).

---

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