---
title: chunkSize
framework: corenfc
role: symbol
role_heading: Instance Property
path: corenfc/nfciso15693readmultipleblocksconfiguration/chunksize
---

# chunkSize

## Declaration

```swift
var chunkSize: Int { get set }
```

## Discussion

Discussion Number of blocks to read per Read Multiple Blocks command. This may be limited by the tag hardware.