---
title: maxOutputLength
framework: cryptotokenkit
role: symbol
role_heading: Instance Property
path: cryptotokenkit/tksmartcardslot/maxoutputlength
---

# maxOutputLength

The maximum length of output APDU (Application Protocol Data Unit) that the Smart Card reader slot is able to transfer from the Smart Card.

## Declaration

```swift
var maxOutputLength: Int { get }
```

## See Also

### Getting the Slot Configuration

- [name](cryptotokenkit/tksmartcardslot/name.md)
- [maxInputLength](cryptotokenkit/tksmartcardslot/maxinputlength.md)